113265399421440 has 480 divisors, whose sum is σ = 448346659977216. Its totient is φ = 25887030312960.

The previous prime is 113265399421337. The next prime is 113265399421547. The reversal of 113265399421440 is 44124993562311.

113265399421440 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 6 + 539 + 94 + 2 + 14 + 4 + 0 = 666.

113265399421440 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (480).

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, 2590618780 + ... + 2590662500.

Almost surely, 2^{113265399421440} is an apocalyptic number.

113265399421440 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 113265399421440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224173329988608).

113265399421440 is an abundant number, since it is smaller than the sum of its proper divisors (335081260555776).

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

113265399421440 is a wasteful number, since it uses less digits than its factorization.

113265399421440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59820 (or 59801 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 113265399421440 in words is "one hundred thirteen trillion, two hundred sixty-five billion, three hundred ninety-nine million, four hundred twenty-one thousand, four hundred forty".