56554858155 has 8 divisors (see below), whose sum is σ = 90487773072. Its totient is φ = 30162591008.

The previous prime is 56554858147. The next prime is 56554858189. The reversal of 56554858155 is 55185845565.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56554858155 - 2³ = 56554858147 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56554858095 and 56554858104.

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, 1885161924 + ... + 1885161953.

It is an arithmetic number, because the mean of its divisors is an integer number (11310971634).

Almost surely, 2^56554858155 is an apocalyptic number.

56554858155 is a deficient number, since it is larger than the sum of its proper divisors (33932914917).

56554858155 is a wasteful number, since it uses less digits than its factorization.

56554858155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3770323885.

The product of its digits is 24000000, while the sum is 57.

The spelling of 56554858155 in words is "fifty-six billion, five hundred fifty-four million, eight hundred fifty-eight thousand, one hundred fifty-five".