5637997365 has 128 divisors (see below), whose sum is σ = 12250828800. Its totient is φ = 2138019840.

The previous prime is 5637997361. The next prime is 5637997427.

5637997365 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5637997365 - 2² = 5637997361 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5637997299 and 5637997308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5637997361) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1334226 + ... + 1338444.

It is an arithmetic number, because the mean of its divisors is an integer number (95709600).

Almost surely, 2^5637997365 is an apocalyptic number.

5637997365 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5637997365 is an abundant number, since it is smaller than the sum of its proper divisors (6612831435).

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

5637997365 is a wasteful number, since it uses less digits than its factorization.

5637997365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4347.

The product of its digits is 32148900, while the sum is 60.

The square root of 5637997365 is about 75086.5991039679. The cubic root of 5637997365 is about 1779.8153834745.

The spelling of 5637997365 in words is "five billion, six hundred thirty-seven million, nine hundred ninety-seven thousand, three hundred sixty-five".