56191070573 has 32 divisors (see below), whose sum is σ = 65226470400. Its totient is φ = 48269620080.

The previous prime is 56191070561. The next prime is 56191070623. The reversal of 56191070573 is 37507019165.

It is a de Polignac number, because none of the positive numbers 2^k-56191070573 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 (56191030573) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10593440 + ... + 10598742.

It is an arithmetic number, because the mean of its divisors is an integer number (2038327200).

Almost surely, 2^56191070573 is an apocalyptic number.

It is an amenable number.

56191070573 is a deficient number, since it is larger than the sum of its proper divisors (9035399827).

56191070573 is a wasteful number, since it uses less digits than its factorization.

56191070573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5774 (or 5752 counting only the distinct ones).

The product of its (nonzero) digits is 198450, while the sum is 44.

The spelling of 56191070573 in words is "fifty-six billion, one hundred ninety-one million, seventy thousand, five hundred seventy-three".