56679795854 has 16 divisors (see below), whose sum is σ = 94320771840. Its totient is φ = 25326872760.

The previous prime is 56679795847. The next prime is 56679795889. The reversal of 56679795854 is 45859797665.

It is a happy number.

It is a super-2 number, since 2×56679795854² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21832214 + ... + 21834809.

It is an arithmetic number, because the mean of its divisors is an integer number (5895048240).

Almost surely, 2^56679795854 is an apocalyptic number.

56679795854 is a deficient number, since it is larger than the sum of its proper divisors (37640975986).

56679795854 is a wasteful number, since it uses less digits than its factorization.

56679795854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43667095.

The product of its digits is 571536000, while the sum is 71.

The spelling of 56679795854 in words is "fifty-six billion, six hundred seventy-nine million, seven hundred ninety-five thousand, eight hundred fifty-four".