15506055060 has 24 divisors (see below), whose sum is σ = 43416954336. Its totient is φ = 4134948000.

The previous prime is 15506055041. The next prime is 15506055073. The reversal of 15506055060 is 6055060551.

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, 129217066 + ... + 129217185.

It is an arithmetic number, because the mean of its divisors is an integer number (1809039764).

Almost surely, 2^15506055060 is an apocalyptic number.

15506055060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15506055060 is an abundant number, since it is smaller than the sum of its proper divisors (27910899276).

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

15506055060 is a wasteful number, since it uses less digits than its factorization.

15506055060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258434263 (or 258434261 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 15506055060 in words is "fifteen billion, five hundred six million, fifty-five thousand, sixty".