113264931990 has 512 divisors, whose sum is σ = 352346112000. Its totient is φ = 22719578112.

The previous prime is 113264931979. The next prime is 113264932013. The reversal of 113264931990 is 99139462311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 320863654 + ... + 320864006.

It is an arithmetic number, because the mean of its divisors is an integer number (688176000).

Almost surely, 2^113264931990 is an apocalyptic number.

113264931990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113264931990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176173056000).

113264931990 is an abundant number, since it is smaller than the sum of its proper divisors (239081180010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113264931990 is a wasteful number, since it uses less digits than its factorization.

113264931990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524.

The product of its (nonzero) digits is 314928, while the sum is 48.

The spelling of 113264931990 in words is "one hundred thirteen billion, two hundred sixty-four million, nine hundred thirty-one thousand, nine hundred ninety".