20116758964 has 6 divisors (see below), whose sum is σ = 35204328194. Its totient is φ = 10058379480.

The previous prime is 20116758853. The next prime is 20116758967. The reversal of 20116758964 is 46985761102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 10911891600 + 9204867364 = 104460^2 + 95942^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116758967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2514594867 + ... + 2514594874.

Almost surely, 2^20116758964 is an apocalyptic number.

It is an amenable number.

20116758964 is a deficient number, since it is larger than the sum of its proper divisors (15087569230).

20116758964 is a wasteful number, since it uses less digits than its factorization.

20116758964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5029189745 (or 5029189743 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 49.

The spelling of 20116758964 in words is "twenty billion, one hundred sixteen million, seven hundred fifty-eight thousand, nine hundred sixty-four".