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54608875469 is a prime number
BaseRepresentation
bin110010110110111100…
…010100111111001101
312012221210020022012022
4302312330110333031
51343314333003334
641030441415525
73642154532321
oct626674247715
9165853208168
1054608875469
1121183317445
12a70049a5a5
1351c3876a85
14290089b981
1516492dc82e
hexcb6f14fcd

54608875469 has 2 divisors, whose sum is σ = 54608875470. Its totient is φ = 54608875468.

The previous prime is 54608875429. The next prime is 54608875483. The reversal of 54608875469 is 96457880645.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45555352969 + 9053522500 = 213437^2 + 95150^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-54608875469 is a prime.

It is a super-2 number, since 2×546088754692 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54608875429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27304437734 + 27304437735.

It is an arithmetic number, because the mean of its divisors is an integer number (27304437735).

Almost surely, 254608875469 is an apocalyptic number.

It is an amenable number.

54608875469 is a deficient number, since it is larger than the sum of its proper divisors (1).

54608875469 is an equidigital number, since it uses as much as digits as its factorization.

54608875469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58060800, while the sum is 62.

The spelling of 54608875469 in words is "fifty-four billion, six hundred eight million, eight hundred seventy-five thousand, four hundred sixty-nine".