113170115520 has 1344 divisors, whose sum is σ = 516676672512. Its totient is φ = 22892544000.

The previous prime is 113170115503. The next prime is 113170115521. The reversal of 113170115520 is 25511071311.

113170115520 is a `hidden beast` number, since 1 + 1 + 31 + 70 + 11 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113170115521) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 245488090 + ... + 245488550.

It is an arithmetic number, because the mean of its divisors is an integer number (384432048).

Almost surely, 2^113170115520 is an apocalyptic number.

113170115520 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 113170115520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258338336256).

113170115520 is an abundant number, since it is smaller than the sum of its proper divisors (403506556992).

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

113170115520 is a wasteful number, since it uses less digits than its factorization.

113170115520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552 (or 530 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 27.

Adding to 113170115520 its reverse (25511071311), we get a palindrome (138681186831).

The spelling of 113170115520 in words is "one hundred thirteen billion, one hundred seventy million, one hundred fifteen thousand, five hundred twenty".