56154545265 has 192 divisors, whose sum is σ = 118118117376. Its totient is φ = 22179115008.

The previous prime is 56154545261. The next prime is 56154545267. The reversal of 56154545265 is 56254545165.

It is not a de Polignac number, because 56154545265 - 2² = 56154545261 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (56154545261) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 111639004 + ... + 111639506.

It is an arithmetic number, because the mean of its divisors is an integer number (615198528).

Almost surely, 2^56154545265 is an apocalyptic number.

It is an amenable number.

56154545265 is an abundant number, since it is smaller than the sum of its proper divisors (61963572111).

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

56154545265 is a wasteful number, since it uses less digits than its factorization.

56154545265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848 (or 831 counting only the distinct ones).

The product of its digits is 3600000, while the sum is 48.

The spelling of 56154545265 in words is "fifty-six billion, one hundred fifty-four million, five hundred forty-five thousand, two hundred sixty-five".