113737789440 has 1040 divisors, whose sum is σ = 465838027776. Its totient is φ = 26276659200.

The previous prime is 113737789397. The next prime is 113737789441. The reversal of 113737789440 is 44987737311.

113737789440 is a `hidden beast` number, since 113 + 7 + 3 + 7 + 7 + 89 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113737789441) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 419696505 + ... + 419696775.

Almost surely, 2^113737789440 is an apocalyptic number.

113737789440 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 113737789440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232919013888).

113737789440 is an abundant number, since it is smaller than the sum of its proper divisors (352100238336).

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

113737789440 is a wasteful number, since it uses less digits than its factorization.

113737789440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346 (or 315 counting only the distinct ones).

The product of its (nonzero) digits is 3556224, while the sum is 54.

The spelling of 113737789440 in words is "one hundred thirteen billion, seven hundred thirty-seven million, seven hundred eighty-nine thousand, four hundred forty".