56566162205562 has 16 divisors (see below), whose sum is σ = 113145536276640. Its totient is φ = 18853185424272.

The previous prime is 56566162205533. The next prime is 56566162205563. The reversal of 56566162205562 is 26550226166565.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (56566162205563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550438737 + ... + 550541492.

It is an arithmetic number, because the mean of its divisors is an integer number (7071596017290).

Almost surely, 2^{56566162205562} is an apocalyptic number.

56566162205562 is an abundant number, since it is smaller than the sum of its proper divisors (56579374071078).

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

56566162205562 is a wasteful number, since it uses less digits than its factorization.

56566162205562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100988797.

The product of its (nonzero) digits is 38880000, while the sum is 57.

The spelling of 56566162205562 in words is "fifty-six trillion, five hundred sixty-six billion, one hundred sixty-two million, two hundred five thousand, five hundred sixty-two".