115361231616 has 360 divisors, whose sum is σ = 364605040800. Its totient is φ = 36214456320.

The previous prime is 115361231567. The next prime is 115361231621. The reversal of 115361231616 is 616132163511.

115361231616 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 6 + 1 + 2 + 31 + 616 = 666.

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 39 ways as a sum of consecutive naturals, for example, 24652765 + ... + 24657443.

It is an arithmetic number, because the mean of its divisors is an integer number (1012791780).

Almost surely, 2^115361231616 is an apocalyptic number.

115361231616 is a gapful number since it is divisible by the number (16) 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 115361231616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182302520400).

115361231616 is an abundant number, since it is smaller than the sum of its proper divisors (249243809184).

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

115361231616 is an equidigital number, since it uses as much as digits as its factorization.

115361231616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4777 (or 4754 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The spelling of 115361231616 in words is "one hundred fifteen billion, three hundred sixty-one million, two hundred thirty-one thousand, six hundred sixteen".