55515511106 has 32 divisors (see below), whose sum is σ = 93711055680. Its totient is φ = 24450148800.

The previous prime is 55515511099. The next prime is 55515511141. The reversal of 55515511106 is 60111551555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218801 + ... + 398628.

It is an arithmetic number, because the mean of its divisors is an integer number (2928470490).

Almost surely, 2^55515511106 is an apocalyptic number.

55515511106 is a deficient number, since it is larger than the sum of its proper divisors (38195544574).

55515511106 is a wasteful number, since it uses less digits than its factorization.

55515511106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617570.

The product of its (nonzero) digits is 18750, while the sum is 35.

The spelling of 55515511106 in words is "fifty-five billion, five hundred fifteen million, five hundred eleven thousand, one hundred six".