55506011055 has 16 divisors (see below), whose sum is σ = 96883219584. Its totient is φ = 26912005280.

The previous prime is 55506011053. The next prime is 55506011101. The reversal of 55506011055 is 55011060555.

It is not a de Polignac number, because 55506011055 - 2¹ = 55506011053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55506011051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168199869 + ... + 168200198.

It is an arithmetic number, because the mean of its divisors is an integer number (6055201224).

Almost surely, 2^55506011055 is an apocalyptic number.

55506011055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55506011055 is a deficient number, since it is larger than the sum of its proper divisors (41377208529).

55506011055 is a wasteful number, since it uses less digits than its factorization.

55506011055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336400086.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 55506011055 in words is "fifty-five billion, five hundred six million, eleven thousand, fifty-five".