656770230732 has 48 divisors (see below), whose sum is σ = 1910604310272. Its totient is φ = 170589670080.

The previous prime is 656770230713. The next prime is 656770230733. The reversal of 656770230732 is 237032077656.

656770230732 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (656770230733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355394223 + ... + 355396070.

It is an arithmetic number, because the mean of its divisors is an integer number (39804256464).

Almost surely, 2^656770230732 is an apocalyptic number.

It is an amenable number.

656770230732 is an abundant number, since it is smaller than the sum of its proper divisors (1253834079540).

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

656770230732 is a wasteful number, since it uses less digits than its factorization.

656770230732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 710790318 (or 710790316 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 48.

The spelling of 656770230732 in words is "six hundred fifty-six billion, seven hundred seventy million, two hundred thirty thousand, seven hundred thirty-two".