55500505055004 has 96 divisors (see below), whose sum is σ = 134628813204480. Its totient is φ = 17785061164800.

The previous prime is 55500505054993. The next prime is 55500505055011. The reversal of 55500505055004 is 40055050500555.

It is a super-2 number, since 2×55500505055004² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 3757389 + ... + 11185659.

It is an arithmetic number, because the mean of its divisors is an integer number (1402383470880).

Almost surely, 2^{55500505055004} is an apocalyptic number.

It is an amenable number.

55500505055004 is an abundant number, since it is smaller than the sum of its proper divisors (79128308149476).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55500505055004 is a wasteful number, since it uses less digits than its factorization.

55500505055004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7428571 (or 7428569 counting only the distinct ones).

The product of its (nonzero) digits is 312500, while the sum is 39.

Adding to 55500505055004 its reverse (40055050500555), we get a palindrome (95555555555559).

The spelling of 55500505055004 in words is "fifty-five trillion, five hundred billion, five hundred five million, fifty-five thousand, four".