56756131501 has 8 divisors (see below), whose sum is σ = 57011973120. Its totient is φ = 56500359888.

The previous prime is 56756131477. The next prime is 56756131517. The reversal of 56756131501 is 10513165765.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56756131501 - 2⁷ = 56756131373 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 (56756131001) by changing a digit.

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, 2279220 + ... + 2303986.

It is an arithmetic number, because the mean of its divisors is an integer number (7126496640).

Almost surely, 2^56756131501 is an apocalyptic number.

It is an amenable number.

56756131501 is a deficient number, since it is larger than the sum of its proper divisors (255841619).

56756131501 is a wasteful number, since it uses less digits than its factorization.

56756131501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35003.

The product of its (nonzero) digits is 94500, while the sum is 40.

The spelling of 56756131501 in words is "fifty-six billion, seven hundred fifty-six million, one hundred thirty-one thousand, five hundred one".