113989431466 has 16 divisors (see below), whose sum is σ = 175325201856. Its totient is φ = 55565237376.

The previous prime is 113989431463. The next prime is 113989431499. The reversal of 113989431466 is 664134989311.

It is not an unprimeable number, because it can be changed into a prime (113989431463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4371886 + ... + 4397881.

It is an arithmetic number, because the mean of its divisors is an integer number (10957825116).

Almost surely, 2^113989431466 is an apocalyptic number.

113989431466 is a deficient number, since it is larger than the sum of its proper divisors (61335770390).

113989431466 is an equidigital number, since it uses as much as digits as its factorization.

113989431466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8769933.

The product of its digits is 3359232, while the sum is 55.

The spelling of 113989431466 in words is "one hundred thirteen billion, nine hundred eighty-nine million, four hundred thirty-one thousand, four hundred sixty-six".