656113226463 has 16 divisors (see below), whose sum is σ = 1023178521600. Its totient is φ = 414387300600.

The previous prime is 656113226443. The next prime is 656113226471. The reversal of 656113226463 is 364622311656.

656113226463 is a `hidden beast` number, since 6 + 5 + 611 + 3 + 2 + 26 + 4 + 6 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-656113226463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (656113226423) 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, 639486063 + ... + 639487088.

It is an arithmetic number, because the mean of its divisors is an integer number (63948657600).

Almost surely, 2^656113226463 is an apocalyptic number.

656113226463 is a deficient number, since it is larger than the sum of its proper divisors (367065295137).

656113226463 is a wasteful number, since it uses less digits than its factorization.

656113226463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278973179 (or 1278973173 counting only the distinct ones).

The product of its digits is 933120, while the sum is 45.

The spelling of 656113226463 in words is "six hundred fifty-six billion, one hundred thirteen million, two hundred twenty-six thousand, four hundred sixty-three".