56672587854 has 12 divisors (see below), whose sum is σ = 122790607056. Its totient is φ = 18890862612.

The previous prime is 56672587841. The next prime is 56672587859. The reversal of 56672587854 is 45878527665.

It is a super-3 number, since 3×56672587854³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56672587791 and 56672587800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56672587859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1574238534 + ... + 1574238569.

It is an arithmetic number, because the mean of its divisors is an integer number (10232550588).

Almost surely, 2^56672587854 is an apocalyptic number.

56672587854 is an abundant number, since it is smaller than the sum of its proper divisors (66118019202).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56672587854 is a wasteful number, since it uses less digits than its factorization.

56672587854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148477111 (or 3148477108 counting only the distinct ones).

The product of its digits is 112896000, while the sum is 63.

The spelling of 56672587854 in words is "fifty-six billion, six hundred seventy-two million, five hundred eighty-seven thousand, eight hundred fifty-four".