55105555000111 has 32 divisors (see below), whose sum is σ = 72905204736000. Its totient is φ = 40376319830880.

The previous prime is 55105555000079. The next prime is 55105555000129. The reversal of 55105555000111 is 11100055550155.

It is not a de Polignac number, because 55105555000111 - 2⁵ = 55105555000079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55105555000411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 263586211 + ... + 263795188.

It is an arithmetic number, because the mean of its divisors is an integer number (2278287648000).

Almost surely, 2^{55105555000111} is an apocalyptic number.

55105555000111 is a deficient number, since it is larger than the sum of its proper divisors (17799649735889).

55105555000111 is a wasteful number, since it uses less digits than its factorization.

55105555000111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527381499.

The product of its (nonzero) digits is 15625, while the sum is 34.

The spelling of 55105555000111 in words is "fifty-five trillion, one hundred five billion, five hundred fifty-five million, one hundred eleven", and thus it is an aban number.