55511106105051 has 12 divisors (see below), whose sum is σ = 80186466310080. Its totient is φ = 37005669843120.

The previous prime is 55511106105047. The next prime is 55511106105071. The reversal of 55511106105051 is 15050160111555.

55511106105051 is a `hidden beast` number, since 5 + 551 + 1 + 1 + 0 + 6 + 1 + 0 + 50 + 51 = 666.

It is not a de Polignac number, because 55511106105051 - 2² = 55511106105047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55511106104997 and 55511106105015.

It is not an unprimeable number, because it can be changed into a prime (55511106105071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 144316171 + ... + 144700308.

It is an arithmetic number, because the mean of its divisors is an integer number (6682205525840).

Almost surely, 2^{55511106105051} is an apocalyptic number.

55511106105051 is a deficient number, since it is larger than the sum of its proper divisors (24675360205029).

55511106105051 is a wasteful number, since it uses less digits than its factorization.

55511106105051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289037826 (or 289037823 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 55511106105051 in words is "fifty-five trillion, five hundred eleven billion, one hundred six million, one hundred five thousand, fifty-one".