56654580852 has 18 divisors (see below), whose sum is σ = 143210190578. Its totient is φ = 18884860272.

The previous prime is 56654580841. The next prime is 56654580859. The reversal of 56654580852 is 25808545665.

It is a happy number.

56654580852 is a `hidden beast` number, since 5 + 6 + 6 + 5 + 4 + 580 + 8 + 52 = 666.

It can be written as a sum of positive squares in only one way, i.e., 38374459236 + 18280121616 = 195894^2 + 135204^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-3 number, since 3×56654580852³ (a number of 33 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56654580859) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 786869143 + ... + 786869214.

Almost surely, 2^56654580852 is an apocalyptic number.

It is an amenable number.

56654580852 is an abundant number, since it is smaller than the sum of its proper divisors (86555609726).

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

56654580852 is a wasteful number, since it uses less digits than its factorization.

56654580852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1573738367 (or 1573738362 counting only the distinct ones).

The product of its (nonzero) digits is 11520000, while the sum is 54.

The spelling of 56654580852 in words is "fifty-six billion, six hundred fifty-four million, five hundred eighty thousand, eight hundred fifty-two".