5637997308 has 12 divisors (see below), whose sum is σ = 13155327080. Its totient is φ = 1879332432.

The previous prime is 5637997297. The next prime is 5637997361. The reversal of 5637997308 is 8037997365.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234916543 + ... + 234916566.

Almost surely, 2^5637997308 is an apocalyptic number.

It is an amenable number.

5637997308 is an abundant number, since it is smaller than the sum of its proper divisors (7517329772).

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

5637997308 is a wasteful number, since it uses less digits than its factorization.

5637997308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469833116 (or 469833114 counting only the distinct ones).

The product of its (nonzero) digits is 8573040, while the sum is 57.

The square root of 5637997308 is about 75086.5987244062. The cubic root of 5637997308 is about 1779.8153774765.

Adding to 5637997308 its sum of digits (57), we get a palindrome (5637997365).

The spelling of 5637997308 in words is "five billion, six hundred thirty-seven million, nine hundred ninety-seven thousand, three hundred eight".