56909134558380 has 96 divisors (see below), whose sum is σ = 171625958691264. Its totient is φ = 14006522363904.

The previous prime is 56909134558351. The next prime is 56909134558399. The reversal of 56909134558380 is 8385543190965.

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, 924384 + ... + 10708536.

It is an arithmetic number, because the mean of its divisors is an integer number (1787770403034).

Almost surely, 2^{56909134558380} is an apocalyptic number.

It is an amenable number.

56909134558380 is an abundant number, since it is smaller than the sum of its proper divisors (114716824132884).

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

56909134558380 is a wasteful number, since it uses less digits than its factorization.

56909134558380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9791635 (or 9791633 counting only the distinct ones).

The product of its (nonzero) digits is 139968000, while the sum is 66.

The spelling of 56909134558380 in words is "fifty-six trillion, nine hundred nine billion, one hundred thirty-four million, five hundred fifty-eight thousand, three hundred eighty".