113439690000 has 1800 divisors, whose sum is σ = 533703410240. Its totient is φ = 22674816000.

The previous prime is 113439689983. The next prime is 113439690029. The reversal of 113439690000 is 96934311.

It is a tau number, because it is divible by the number of its divisors (1800).

It is a super-2 number, since 2×113439690000² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 359 ways as a sum of consecutive naturals, for example, 5970509991 + ... + 5970510009.

Almost surely, 2^113439690000 is an apocalyptic number.

113439690000 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 113439690000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266851705120).

113439690000 is an abundant number, since it is smaller than the sum of its proper divisors (420263720240).

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

113439690000 is an frugal number, since it uses more digits than its factorization.

113439690000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91 (or 49 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 36.

The spelling of 113439690000 in words is "one hundred thirteen billion, four hundred thirty-nine million, six hundred ninety thousand".