56554858154 has 16 divisors (see below), whose sum is σ = 89946013248. Its totient is φ = 26577431232.

The previous prime is 56554858147. The next prime is 56554858189. The reversal of 56554858154 is 45185845565.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 56554858154.

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, 1119284 + ... + 1168719.

It is an arithmetic number, because the mean of its divisors is an integer number (5621625828).

Almost surely, 2^56554858154 is an apocalyptic number.

56554858154 is a deficient number, since it is larger than the sum of its proper divisors (33391155094).

56554858154 is a wasteful number, since it uses less digits than its factorization.

56554858154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2288749.

The product of its digits is 19200000, while the sum is 56.

The spelling of 56554858154 in words is "fifty-six billion, five hundred fifty-four million, eight hundred fifty-eight thousand, one hundred fifty-four".