3112357779798 has 32 divisors (see below), whose sum is σ = 6647082255360. Its totient is φ = 969366158880.

The previous prime is 3112357779763. The next prime is 3112357779799. The reversal of 3112357779798 is 8979777532113.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3112357779799) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288496440 + ... + 288507227.

It is an arithmetic number, because the mean of its divisors is an integer number (207721320480).

Almost surely, 2^{3112357779798} is an apocalyptic number.

3112357779798 is an abundant number, since it is smaller than the sum of its proper divisors (3534724475562).

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

3112357779798 is a wasteful number, since it uses less digits than its factorization.

3112357779798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577003732.

The product of its digits is 140026320, while the sum is 69.

The spelling of 3112357779798 in words is "three trillion, one hundred twelve billion, three hundred fifty-seven million, seven hundred seventy-nine thousand, seven hundred ninety-eight".