55043544042458 has 16 divisors (see below), whose sum is σ = 85258072475136. Its totient is φ = 26624798199120.

The previous prime is 55043544042457. The next prime is 55043544042493. The reversal of 55043544042458 is 85424044534055.

It is not an unprimeable number, because it can be changed into a prime (55043544042457) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152730641 + ... + 153090612.

It is an arithmetic number, because the mean of its divisors is an integer number (5328629529696).

Almost surely, 2^{55043544042458} is an apocalyptic number.

55043544042458 is a deficient number, since it is larger than the sum of its proper divisors (30214528432678).

55043544042458 is a wasteful number, since it uses less digits than its factorization.

55043544042458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305824189.

The product of its (nonzero) digits is 30720000, while the sum is 53.

The spelling of 55043544042458 in words is "fifty-five trillion, forty-three billion, five hundred forty-four million, forty-two thousand, four hundred fifty-eight".