5601655720 has 32 divisors (see below), whose sum is σ = 13345122600. Its totient is φ = 2108858368.

The previous prime is 5601655699. The next prime is 5601655729. The reversal of 5601655720 is 275561065.

It can be written as a sum of positive squares in 4 ways, for example, as 5355605124 + 246050596 = 73182^2 + 15686^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5601655720.

It is not an unprimeable number, because it can be changed into a prime (5601655729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4118185 + ... + 4119544.

Almost surely, 2^5601655720 is an apocalyptic number.

It is an amenable number.

5601655720 is an abundant number, since it is smaller than the sum of its proper divisors (7743466880).

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

5601655720 is a wasteful number, since it uses less digits than its factorization.

5601655720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8237757 (or 8237753 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The square root of 5601655720 is about 74844.2096624716. The cubic root of 5601655720 is about 1775.9830005745.

The spelling of 5601655720 in words is "five billion, six hundred one million, six hundred fifty-five thousand, seven hundred twenty".