56671470366501 has 16 divisors (see below), whose sum is σ = 75574390617728. Its totient is φ = 37774765627200.

The previous prime is 56671470366457. The next prime is 56671470366523. The reversal of 56671470366501 is 10566307417665.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-56671470366501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56671470366101) 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, 779907111 + ... + 779979771.

It is an arithmetic number, because the mean of its divisors is an integer number (4723399413608).

Almost surely, 2^{56671470366501} is an apocalyptic number.

It is an amenable number.

56671470366501 is a deficient number, since it is larger than the sum of its proper divisors (18902920251227).

56671470366501 is a wasteful number, since it uses less digits than its factorization.

56671470366501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111852.

The product of its (nonzero) digits is 19051200, while the sum is 57.

The spelling of 56671470366501 in words is "fifty-six trillion, six hundred seventy-one billion, four hundred seventy million, three hundred sixty-six thousand, five hundred one".