56127873531 has 16 divisors (see below), whose sum is σ = 75062338560. Its totient is φ = 37306140960.

The previous prime is 56127873511. The next prime is 56127873547. The reversal of 56127873531 is 13537872165.

It is a de Polignac number, because none of the positive numbers 2^k-56127873531 is a prime.

It is a super-2 number, since 2×56127873531² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56127873511) 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, 1596361 + ... + 1631141.

It is an arithmetic number, because the mean of its divisors is an integer number (4691396160).

Almost surely, 2^56127873531 is an apocalyptic number.

56127873531 is a deficient number, since it is larger than the sum of its proper divisors (18934465029).

56127873531 is a wasteful number, since it uses less digits than its factorization.

56127873531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36386.

The product of its digits is 1058400, while the sum is 48.

The spelling of 56127873531 in words is "fifty-six billion, one hundred twenty-seven million, eight hundred seventy-three thousand, five hundred thirty-one".