54605454991056 has 160 divisors (see below), whose sum is σ = 160561751961600. Its totient is φ = 17762454904320.

The previous prime is 54605454991013. The next prime is 54605454991063. The reversal of 54605454991056 is 65019945450645.

It is a happy number.

54605454991056 is a `hidden beast` number, since 5 + 4 + 605 + 4 + 5 + 4 + 9 + 9 + 10 + 5 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 54605454990984 and 54605454991002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4811391 + ... + 11504798.

It is an arithmetic number, because the mean of its divisors is an integer number (1003510949760).

Almost surely, 2^{54605454991056} is an apocalyptic number.

It is an amenable number.

54605454991056 is an abundant number, since it is smaller than the sum of its proper divisors (105956296970544).

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

54605454991056 is a wasteful number, since it uses less digits than its factorization.

54605454991056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16316394 (or 16316382 counting only the distinct ones).

The product of its (nonzero) digits is 116640000, while the sum is 63.

The spelling of 54605454991056 in words is "fifty-four trillion, six hundred five billion, four hundred fifty-four million, nine hundred ninety-one thousand, fifty-six".