56919488623811 has 6 divisors (see below), whose sum is σ = 62564396586636. Its totient is φ = 51744989657900.

The previous prime is 56919488623807. The next prime is 56919488623847. The reversal of 56919488623811 is 11832688491965.

It is not a de Polignac number, because 56919488623811 - 2² = 56919488623807 is a prime.

It is a super-2 number, since 2×56919488623811² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56919488623801) 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, 235204498325 + ... + 235204498566.

It is an arithmetic number, because the mean of its divisors is an integer number (10427399431106).

Almost surely, 2^{56919488623811} is an apocalyptic number.

56919488623811 is a deficient number, since it is larger than the sum of its proper divisors (5644907962825).

56919488623811 is a wasteful number, since it uses less digits than its factorization.

56919488623811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470408996913 (or 470408996902 counting only the distinct ones).

The product of its digits is 179159040, while the sum is 71.

The spelling of 56919488623811 in words is "fifty-six trillion, nine hundred nineteen billion, four hundred eighty-eight million, six hundred twenty-three thousand, eight hundred eleven".