5656558080 has 160 divisors (see below), whose sum is σ = 18354878784. Its totient is φ = 1485766656.

The previous prime is 5656558069. The next prime is 5656558099. The reversal of 5656558080 is 808556565.

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 509064 + ... + 520056.

Almost surely, 2^5656558080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5656558080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9177439392).

5656558080 is an abundant number, since it is smaller than the sum of its proper divisors (12698320704).

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

5656558080 is a wasteful number, since it uses less digits than its factorization.

5656558080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11086 (or 11070 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 48.

The square root of 5656558080 is about 75210.0929397112. The cubic root of 5656558080 is about 1781.7663398898.

The spelling of 5656558080 in words is "five billion, six hundred fifty-six million, five hundred fifty-eight thousand, eighty".