113881660472 has 8 divisors (see below), whose sum is σ = 213528113400. Its totient is φ = 56940830232.

The previous prime is 113881660471. The next prime is 113881660511. The reversal of 113881660472 is 274066188311.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113881660471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7117603772 + ... + 7117603787.

It is an arithmetic number, because the mean of its divisors is an integer number (26691014175).

Almost surely, 2^113881660472 is an apocalyptic number.

It is an amenable number.

113881660472 is a deficient number, since it is larger than the sum of its proper divisors (99646452928).

113881660472 is a wasteful number, since it uses less digits than its factorization.

113881660472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14235207565 (or 14235207561 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 113881660472 in words is "one hundred thirteen billion, eight hundred eighty-one million, six hundred sixty thousand, four hundred seventy-two".