5556615600 has 120 divisors (see below), whose sum is σ = 18280910800. Its totient is φ = 1441704960.

The previous prime is 5556615593. The next prime is 5556615601. The reversal of 5556615600 is 65166555.

It is a tau number, because it is divible by the number of its divisors (120).

It is not an unprimeable number, because it can be changed into a prime (5556615601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18175 + ... + 106974.

Almost surely, 2^5556615600 is an apocalyptic number.

5556615600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5556615600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9140455400).

5556615600 is an abundant number, since it is smaller than the sum of its proper divisors (12724295200).

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

5556615600 is a wasteful number, since it uses less digits than its factorization.

5556615600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125207 (or 125196 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 39.

The square root of 5556615600 is about 74542.7099051275. The cubic root of 5556615600 is about 1771.2102546718.

The spelling of 5556615600 in words is "five billion, five hundred fifty-six million, six hundred fifteen thousand, six hundred".