55741676561 has 16 divisors (see below), whose sum is σ = 57043077120. Its totient is φ = 54452812800.

The previous prime is 55741676513. The next prime is 55741676647. The reversal of 55741676561 is 16567614755.

It is a cyclic number.

It is not a de Polignac number, because 55741676561 - 2²² = 55737482257 is a prime.

It is a super-2 number, since 2×55741676561² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55741676461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13104311 + ... + 13108563.

It is an arithmetic number, because the mean of its divisors is an integer number (3565192320).

Almost surely, 2^55741676561 is an apocalyptic number.

It is an amenable number.

55741676561 is a deficient number, since it is larger than the sum of its proper divisors (1301400559).

55741676561 is a wasteful number, since it uses less digits than its factorization.

55741676561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5656.

The product of its digits is 5292000, while the sum is 53.

The spelling of 55741676561 in words is "fifty-five billion, seven hundred forty-one million, six hundred seventy-six thousand, five hundred sixty-one".