93970388788 has 6 divisors (see below), whose sum is σ = 164448180386. Its totient is φ = 46985194392.

The previous prime is 93970388761. The next prime is 93970388833. The reversal of 93970388788 is 88788307939.

It can be written as a sum of positive squares in only one way, i.e., 55099111824 + 38871276964 = 234732^2 + 197158^2 .

It is a super-2 number, since 2×93970388788² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 11746298595 + ... + 11746298602.

Almost surely, 2^93970388788 is an apocalyptic number.

It is an amenable number.

93970388788 is a deficient number, since it is larger than the sum of its proper divisors (70477791598).

93970388788 is a wasteful number, since it uses less digits than its factorization.

93970388788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23492597201 (or 23492597199 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 70.

The spelling of 93970388788 in words is "ninety-three billion, nine hundred seventy million, three hundred eighty-eight thousand, seven hundred eighty-eight".