670600156656 has 40 divisors (see below), whose sum is σ = 1735129273984. Its totient is φ = 223179122880.

The previous prime is 670600156631. The next prime is 670600156679. The reversal of 670600156656 is 656651006076.

It is a happy number.

It is a super-2 number, since 2×670600156656² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11040106 + ... + 11100681.

Almost surely, 2^670600156656 is an apocalyptic number.

It is an amenable number.

670600156656 is an abundant number, since it is smaller than the sum of its proper divisors (1064529117328).

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

670600156656 is a wasteful number, since it uses less digits than its factorization.

670600156656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22141429 (or 22141423 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 670600156656 in words is "six hundred seventy billion, six hundred million, one hundred fifty-six thousand, six hundred fifty-six".