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BaseRepresentation
bin10100101100110100111…
…000010110101001010001
312000222202221220120120100
4110230310320112221101
5141301310432104100
63005255225403013
7204526256036400
oct24546470265121
95028687816510
101422521363025
114a9319251704
121ab83b639469
13a41b2780899
144cbc9703637
152700a426400
hex14b34e16a51

1422521363025 has 243 divisors, whose sum is σ = 3056100867729. Its totient is φ = 630658949760.

The previous prime is 1422521362987. The next prime is 1422521363071. The reversal of 1422521363025 is 5203631252241.

Multipling 1422521363025 by its sum of digits (36), we get a square (51210769068900 = 71561702).

The square root of 1422521363025 is 1192695.

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

1422521363025 is a `hidden beast` number, since 1 + 4 + 2 + 2 + 5 + 2 + 13 + 630 + 2 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 135040815441 + 1287480547584 = 367479^2 + 1134672^2 .

It is not a de Polignac number, because 1422521363025 - 213 = 1422521354833 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 242 ways as a sum of consecutive naturals, for example, 4633619922 + ... + 4633620228.

Almost surely, 21422521363025 is an apocalyptic number.

1422521363025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1422521363025 is the 1192695-th square number.

1422521363025 is the 596348-th centered octagonal number.

It is an amenable number.

1422521363025 is an abundant number, since it is smaller than the sum of its proper divisors (1633579504704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422521363025 is an equidigital number, since it uses as much as digits as its factorization.

1422521363025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718 (or 359 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1422521363025 in words is "one trillion, four hundred twenty-two billion, five hundred twenty-one million, three hundred sixty-three thousand, twenty-five".