112997768868390 has 128 divisors (see below), whose sum is σ = 310774971432960. Its totient is φ = 25758217634688.

The previous prime is 112997768868389. The next prime is 112997768868419. The reversal of 112997768868390 is 93868867799211.

It is a super-2 number, since 2×112997768868390² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1519097139 + ... + 1519171521.

It is an arithmetic number, because the mean of its divisors is an integer number (2427929464320).

Almost surely, 2^{112997768868390} is an apocalyptic number.

112997768868390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 112997768868390, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155387485716480).

112997768868390 is an abundant number, since it is smaller than the sum of its proper divisors (197777202564570).

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

112997768868390 is a wasteful number, since it uses less digits than its factorization.

112997768868390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93866.

The product of its (nonzero) digits is 3950456832, while the sum is 84.

The spelling of 112997768868390 in words is "one hundred twelve trillion, nine hundred ninety-seven billion, seven hundred sixty-eight million, eight hundred sixty-eight thousand, three hundred ninety".