55005500505080 has 32 divisors (see below), whose sum is σ = 124592996124000. Its totient is φ = 21854534426496.

The previous prime is 55005500505071. The next prime is 55005500505113. The reversal of 55005500505080 is 8050500550055.

It is a super-2 number, since 2×55005500505080² (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 7 ways as a sum of consecutive naturals, for example, 4614549452 + ... + 4614561371.

It is an arithmetic number, because the mean of its divisors is an integer number (3893531128875).

Almost surely, 2^{55005500505080} is an apocalyptic number.

It is an amenable number.

55005500505080 is an abundant number, since it is smaller than the sum of its proper divisors (69587495618920).

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

55005500505080 is a wasteful number, since it uses less digits than its factorization.

55005500505080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9229110983 (or 9229110979 counting only the distinct ones).

The product of its (nonzero) digits is 125000, while the sum is 38.

The spelling of 55005500505080 in words is "fifty-five trillion, five billion, five hundred million, five hundred five thousand, eighty".