55505252502555 has 32 divisors (see below), whose sum is σ = 89403167784960. Its totient is φ = 29405146611840.

The previous prime is 55505252502487. The next prime is 55505252502599. The reversal of 55505252502555 is 55520525250555.

It is not a de Polignac number, because 55505252502555 - 2⁸ = 55505252502299 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55505252502498 and 55505252502507.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17265147 + ... + 20226116.

It is an arithmetic number, because the mean of its divisors is an integer number (2793848993280).

Almost surely, 2^{55505252502555} is an apocalyptic number.

55505252502555 is a deficient number, since it is larger than the sum of its proper divisors (33897915282405).

55505252502555 is a wasteful number, since it uses less digits than its factorization.

55505252502555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37491931.

The product of its (nonzero) digits is 15625000, while the sum is 51.

The spelling of 55505252502555 in words is "fifty-five trillion, five hundred five billion, two hundred fifty-two million, five hundred two thousand, five hundred fifty-five".