113661226434 has 128 divisors (see below), whose sum is σ = 270036288000. Its totient is φ = 31872234240.

The previous prime is 113661226433. The next prime is 113661226439. The reversal of 113661226434 is 434622166311.

It is a junction number, because it is equal to n+sod(n) for n = 113661226392 and 113661226401.

It is not an unprimeable number, because it can be changed into a prime (113661226433) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89005804 + ... + 89007080.

It is an arithmetic number, because the mean of its divisors is an integer number (2109658500).

Almost surely, 2^113661226434 is an apocalyptic number.

113661226434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 113661226434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135018144000).

113661226434 is an abundant number, since it is smaller than the sum of its proper divisors (156375061566).

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

113661226434 is a wasteful number, since it uses less digits than its factorization.

113661226434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073 (or 2059 counting only the distinct ones).

The product of its digits is 124416, while the sum is 39.

The spelling of 113661226434 in words is "one hundred thirteen billion, six hundred sixty-one million, two hundred twenty-six thousand, four hundred thirty-four".