55523567904 has 96 divisors (see below), whose sum is σ = 168045010560. Its totient is φ = 15723466752.

The previous prime is 55523567863. The next prime is 55523567909. The reversal of 55523567904 is 40976532555.

55523567904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (55523567909) 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, 289659 + ... + 441530.

It is an arithmetic number, because the mean of its divisors is an integer number (1750468860).

Almost surely, 2^55523567904 is an apocalyptic number.

It is an amenable number.

55523567904 is an abundant number, since it is smaller than the sum of its proper divisors (112521442656).

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

55523567904 is a wasteful number, since it uses less digits than its factorization.

55523567904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731322 (or 731314 counting only the distinct ones).

The product of its (nonzero) digits is 5670000, while the sum is 51.

The spelling of 55523567904 in words is "fifty-five billion, five hundred twenty-three million, five hundred sixty-seven thousand, nine hundred four".