113997843664 has 20 divisors (see below), whose sum is σ = 220883870340. Its totient is φ = 56995554560.

The previous prime is 113997843647. The next prime is 113997843679. The reversal of 113997843664 is 466348799311.

113997843664 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 81738810000 + 32259033664 = 285900^2 + 179608^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81084 + ... + 484324.

It is an arithmetic number, because the mean of its divisors is an integer number (11044193517).

Almost surely, 2^113997843664 is an apocalyptic number.

It is an amenable number.

113997843664 is a deficient number, since it is larger than the sum of its proper divisors (106886026676).

113997843664 is a wasteful number, since it uses less digits than its factorization.

113997843664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 420918 (or 420912 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 61.

The spelling of 113997843664 in words is "one hundred thirteen billion, nine hundred ninety-seven million, eight hundred forty-three thousand, six hundred sixty-four".