656113005130 has 96 divisors (see below), whose sum is σ = 1313189055360. Its totient is φ = 235834473600.

The previous prime is 656113005109. The next prime is 656113005137. The reversal of 656113005130 is 31500311656.

It is a junction number, because it is equal to n+sod(n) for n = 656113005092 and 656113005101.

It is not an unprimeable number, because it can be changed into a prime (656113005137) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36565701 + ... + 36583639.

It is an arithmetic number, because the mean of its divisors is an integer number (13679052660).

Almost surely, 2^656113005130 is an apocalyptic number.

656113005130 is an abundant number, since it is smaller than the sum of its proper divisors (657076050230).

656113005130 is a wasteful number, since it uses less digits than its factorization.

656113005130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18316 (or 18305 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 31.

Adding to 656113005130 its reverse (31500311656), we get a palindrome (687613316786).

The spelling of 656113005130 in words is "six hundred fifty-six billion, one hundred thirteen million, five thousand, one hundred thirty".