20337713464 has 8 divisors (see below), whose sum is σ = 38133212760. Its totient is φ = 10168856728.

The previous prime is 20337713419. The next prime is 20337713489. The reversal of 20337713464 is 46431773302.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271107084 + ... + 1271107099.

It is an arithmetic number, because the mean of its divisors is an integer number (4766651595).

Almost surely, 2^20337713464 is an apocalyptic number.

It is an amenable number.

20337713464 is a deficient number, since it is larger than the sum of its proper divisors (17795499296).

20337713464 is a wasteful number, since it uses less digits than its factorization.

20337713464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542214189 (or 2542214185 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 40.

The spelling of 20337713464 in words is "twenty billion, three hundred thirty-seven million, seven hundred thirteen thousand, four hundred sixty-four".