113620423680 has 704 divisors, whose sum is σ = 417352185600. Its totient is φ = 29668737024.

The previous prime is 113620423663. The next prime is 113620423691. The reversal of 113620423680 is 86324026311.

113620423680 is a `hidden beast` number, since 1 + 1 + 3 + 620 + 4 + 23 + 6 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 817413051 + ... + 817413189.

Almost surely, 2^113620423680 is an apocalyptic number.

113620423680 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 113620423680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208676092800).

113620423680 is an abundant number, since it is smaller than the sum of its proper divisors (303731761920).

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

113620423680 is an frugal number, since it uses more digits than its factorization.

113620423680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258 (or 222 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 113620423680 its reverse (86324026311), we get a palindrome (199944449991).

The spelling of 113620423680 in words is "one hundred thirteen billion, six hundred twenty million, four hundred twenty-three thousand, six hundred eighty".