56711151005 has 16 divisors (see below), whose sum is σ = 69769350000. Its totient is φ = 44226723840.

The previous prime is 56711150953. The next prime is 56711151017. The reversal of 56711151005 is 50015111765.

It can be written as a sum of positive squares in 8 ways, for example, as 7365415684 + 49345735321 = 85822^2 + 222139^2 .

It is not a de Polignac number, because 56711151005 - 2²⁰ = 56710102429 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 145301 + ... + 366789.

It is an arithmetic number, because the mean of its divisors is an integer number (4360584375).

Almost surely, 2^56711151005 is an apocalyptic number.

It is an amenable number.

56711151005 is a deficient number, since it is larger than the sum of its proper divisors (13058198995).

56711151005 is a wasteful number, since it uses less digits than its factorization.

56711151005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222784.

The product of its (nonzero) digits is 5250, while the sum is 32.

The spelling of 56711151005 in words is "fifty-six billion, seven hundred eleven million, one hundred fifty-one thousand, five".