113329477820 has 96 divisors (see below), whose sum is σ = 265643347200. Its totient is φ = 40339897344.

The previous prime is 113329477819. The next prime is 113329477843. The reversal of 113329477820 is 28774923311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 994541 + ... + 1102619.

It is an arithmetic number, because the mean of its divisors is an integer number (2767118200).

Almost surely, 2^113329477820 is an apocalyptic number.

113329477820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113329477820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132821673600).

113329477820 is an abundant number, since it is smaller than the sum of its proper divisors (152313869380).

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

113329477820 is a wasteful number, since it uses less digits than its factorization.

113329477820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108247 (or 108245 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The spelling of 113329477820 in words is "one hundred thirteen billion, three hundred twenty-nine million, four hundred seventy-seven thousand, eight hundred twenty".