112778807396640 has 768 divisors, whose sum is σ = 471323988172800. Its totient is φ = 21945195233280.

The previous prime is 112778807396639. The next prime is 112778807396663. The reversal of 112778807396640 is 46693708877211.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 124584694 + ... + 125486666.

It is an arithmetic number, because the mean of its divisors is an integer number (613703109600).

Almost surely, 2^{112778807396640} is an apocalyptic number.

112778807396640 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 112778807396640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (235661994086400).

112778807396640 is an abundant number, since it is smaller than the sum of its proper divisors (358545180776160).

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

112778807396640 is a wasteful number, since it uses less digits than its factorization.

112778807396640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 902225 (or 902217 counting only the distinct ones).

The product of its (nonzero) digits is 170698752, while the sum is 69.

The spelling of 112778807396640 in words is "one hundred twelve trillion, seven hundred seventy-eight billion, eight hundred seven million, three hundred ninety-six thousand, six hundred forty".