5372921361656 has 32 divisors (see below), whose sum is σ = 10605766698000. Its totient is φ = 2544752019456.

The previous prime is 5372921361641. The next prime is 5372921361701. The reversal of 5372921361656 is 6561631292735.

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 7 ways as a sum of consecutive naturals, for example, 963881 + ... + 3416856.

Almost surely, 2^{5372921361656} is an apocalyptic number.

It is an amenable number.

5372921361656 is a deficient number, since it is larger than the sum of its proper divisors (5232845336344).

5372921361656 is a wasteful number, since it uses less digits than its factorization.

5372921361656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388831 (or 4388827 counting only the distinct ones).

The product of its digits is 12247200, while the sum is 56.

The spelling of 5372921361656 in words is "five trillion, three hundred seventy-two billion, nine hundred twenty-one million, three hundred sixty-one thousand, six hundred fifty-six".