656313125067 has 16 divisors (see below), whose sum is σ = 984030391680. Its totient is φ = 432270490536.

The previous prime is 656313125063. The next prime is 656313125131. The reversal of 656313125067 is 760521313656.

656313125067 is a `hidden beast` number, since 6 + 5 + 6 + 3 + 131 + 2 + 506 + 7 = 666.

It is not a de Polignac number, because 656313125067 - 2² = 656313125063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (656313125063) 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, 146430853 + ... + 146435334.

It is an arithmetic number, because the mean of its divisors is an integer number (61501899480).

Almost surely, 2^656313125067 is an apocalyptic number.

656313125067 is a deficient number, since it is larger than the sum of its proper divisors (327717266613).

656313125067 is a wasteful number, since it uses less digits than its factorization.

656313125067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292866279 (or 292866273 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 656313125067 in words is "six hundred fifty-six billion, three hundred thirteen million, one hundred twenty-five thousand, sixty-seven".