113256772434 has 96 divisors (see below), whose sum is σ = 273517171200. Its totient is φ = 33629500800.

The previous prime is 113256772429. The next prime is 113256772469. The reversal of 113256772434 is 434277652311.

It is a happy number.

113256772434 is a `hidden beast` number, since 1 + 1 + 32 + 567 + 7 + 24 + 34 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 113256772434.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21162859 + ... + 21168209.

It is an arithmetic number, because the mean of its divisors is an integer number (2849137200).

Almost surely, 2^113256772434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113256772434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136758585600).

113256772434 is an abundant number, since it is smaller than the sum of its proper divisors (160260398766).

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

113256772434 is a wasteful number, since it uses less digits than its factorization.

113256772434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8520 (or 8517 counting only the distinct ones).

The product of its digits is 846720, while the sum is 45.

The spelling of 113256772434 in words is "one hundred thirteen billion, two hundred fifty-six million, seven hundred seventy-two thousand, four hundred thirty-four".