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11763768127225 = 52172403512
BaseRepresentation
bin1010101100101111011100…
…1110000110111011111001
31112122121100020010120121011
42223023313032012323321
53020214144120032400
641004111145113521
72322622066145242
oct253136716067371
945577306116534
1011763768127225
113825a934773a4
12139ba921888a1
1367441aba604a
142c9525965cc9
15156008bd68ba
hexab2f7386ef9

11763768127225 has 27 divisors (see below), whose sum is σ = 15495993893901. Its totient is φ = 8857205904000.

The previous prime is 11763768127207. The next prime is 11763768127249. The reversal of 11763768127225 is 52272186736711.

The square root of 11763768127225 is 3429835.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 275166340969 + 11488601786256 = 524563^2 + 3389484^2 .

It is not a de Polignac number, because 11763768127225 - 235 = 11729408388857 is a prime.

It is a super-2 number, since 2×117637681272252 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11763768127225.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 291515800 + ... + 291556150.

Almost surely, 211763768127225 is an apocalyptic number.

11763768127225 is the 3429835-th square number.

11763768127225 is the 1714918-th centered octagonal number.

It is an amenable number.

11763768127225 is a deficient number, since it is larger than the sum of its proper divisors (3732225766676).

11763768127225 is an frugal number, since it uses more digits than its factorization.

11763768127225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80746 (or 40373 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 58.

The spelling of 11763768127225 in words is "eleven trillion, seven hundred sixty-three billion, seven hundred sixty-eight million, one hundred twenty-seven thousand, two hundred twenty-five".

Divisors: 1 5 17 25 85 289 425 1445 7225 40351 201755 685967 1008775 3429835 11661439 17149175 58307195 291535975 1628203201 8141016005 27679454417 40705080025 138397272085 470550725089 691986360425 2352753625445 11763768127225