56725136562 has 16 divisors (see below), whose sum is σ = 113482210752. Its totient is φ = 18903055920.

The previous prime is 56725136561. The next prime is 56725136569. The reversal of 56725136562 is 26563152765.

It is a super-2 number, since 2×56725136562² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56725136561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307614 + ... + 1350297.

It is an arithmetic number, because the mean of its divisors is an integer number (7092638172).

Almost surely, 2^56725136562 is an apocalyptic number.

56725136562 is an abundant number, since it is smaller than the sum of its proper divisors (56757074190).

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

56725136562 is a wasteful number, since it uses less digits than its factorization.

56725136562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2661473.

The product of its digits is 2268000, while the sum is 48.

The spelling of 56725136562 in words is "fifty-six billion, seven hundred twenty-five million, one hundred thirty-six thousand, five hundred sixty-two".