565655125896 has 96 divisors (see below), whose sum is σ = 1815683163840. Its totient is φ = 161615746368.

The previous prime is 565655125883. The next prime is 565655125897. The reversal of 565655125896 is 698521556565.

It is a happy number.

565655125896 is a `hidden beast` number, since 5 + 6 + 5 + 65 + 512 + 58 + 9 + 6 = 666.

565655125896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (565655125897) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20770311 + ... + 20797526.

It is an arithmetic number, because the mean of its divisors is an integer number (18913366290).

Almost surely, 2^565655125896 is an apocalyptic number.

565655125896 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

565655125896 is an abundant number, since it is smaller than the sum of its proper divisors (1250028037944).

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

565655125896 is a wasteful number, since it uses less digits than its factorization.

565655125896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41567865 (or 41567849 counting only the distinct ones).

The product of its digits is 97200000, while the sum is 63.

The spelling of 565655125896 in words is "five hundred sixty-five billion, six hundred fifty-five million, one hundred twenty-five thousand, eight hundred ninety-six".