615560455560 has 64 divisors (see below), whose sum is σ = 1846814904000. Its totient is φ = 164137584896.

The previous prime is 615560455513. The next prime is 615560455577. The reversal of 615560455560 is 65554065516.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1548166 + ... + 1904714.

It is an arithmetic number, because the mean of its divisors is an integer number (28856482875).

Almost surely, 2^615560455560 is an apocalyptic number.

615560455560 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

615560455560 is an abundant number, since it is smaller than the sum of its proper divisors (1231254448440).

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

615560455560 is a wasteful number, since it uses less digits than its factorization.

615560455560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370950 (or 370946 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 48.

The spelling of 615560455560 in words is "six hundred fifteen billion, five hundred sixty million, four hundred fifty-five thousand, five hundred sixty".