113373181872 has 280 divisors, whose sum is σ = 339144434240. Its totient is φ = 36682813440.

The previous prime is 113373181861. The next prime is 113373181879. The reversal of 113373181872 is 278181373311.

It is not an unprimeable number, because it can be changed into a prime (113373181879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 56207808 + ... + 56209824.

Almost surely, 2^113373181872 is an apocalyptic number.

113373181872 is a gapful number since it is divisible by the number (12) 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 113373181872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169572217120).

113373181872 is an abundant number, since it is smaller than the sum of its proper divisors (225771252368).

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

113373181872 is an equidigital number, since it uses as much as digits as its factorization.

113373181872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183 (or 2162 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The spelling of 113373181872 in words is "one hundred thirteen billion, three hundred seventy-three million, one hundred eighty-one thousand, eight hundred seventy-two".