54455544135555 has 32 divisors (see below), whose sum is σ = 87409557580800. Its totient is φ = 28949399481600.

The previous prime is 54455544135523. The next prime is 54455544135571. The reversal of 54455544135555 is 55553144555445.

It is not a de Polignac number, because 54455544135555 - 2⁵ = 54455544135523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 206217996 + ... + 206481894.

It is an arithmetic number, because the mean of its divisors is an integer number (2731548674400).

Almost surely, 2^{54455544135555} is an apocalyptic number.

54455544135555 is a deficient number, since it is larger than the sum of its proper divisors (32954013445245).

54455544135555 is a wasteful number, since it uses less digits than its factorization.

54455544135555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308171.

The product of its digits is 300000000, while the sum is 60.

The spelling of 54455544135555 in words is "fifty-four trillion, four hundred fifty-five billion, five hundred forty-four million, one hundred thirty-five thousand, five hundred fifty-five".