56388016071 has 6 divisors (see below), whose sum is σ = 81449356560. Its totient is φ = 37592010708.

The previous prime is 56388016067. The next prime is 56388016093. The reversal of 56388016071 is 17061088365.

56388016071 is a `hidden beast` number, since 5 + 6 + 38 + 8 + 0 + 1 + 607 + 1 = 666.

It is not a de Polignac number, because 56388016071 - 2² = 56388016067 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56388016031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3132667551 + ... + 3132667568.

It is an arithmetic number, because the mean of its divisors is an integer number (13574892760).

Almost surely, 2^56388016071 is an apocalyptic number.

56388016071 is a deficient number, since it is larger than the sum of its proper divisors (25061340489).

56388016071 is a wasteful number, since it uses less digits than its factorization.

56388016071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6265335125 (or 6265335122 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 45.

The spelling of 56388016071 in words is "fifty-six billion, three hundred eighty-eight million, sixteen thousand, seventy-one".