656022610038 has 8 divisors (see below), whose sum is σ = 1312045220088. Its totient is φ = 218674203344.

The previous prime is 656022610021. The next prime is 656022610043. The reversal of 656022610038 is 830016220656.

It is a sphenic number, since it is the product of 3 distinct primes.

656022610038 is an admirable number.

It is a super-2 number, since 2×656022610038² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 656022609978 and 656022610005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54668550831 + ... + 54668550842.

It is an arithmetic number, because the mean of its divisors is an integer number (164005652511).

Almost surely, 2^656022610038 is an apocalyptic number.

656022610038 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

656022610038 is a wasteful number, since it uses less digits than its factorization.

656022610038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109337101678.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 656022610038 in words is "six hundred fifty-six billion, twenty-two million, six hundred ten thousand, thirty-eight".