313912194876 has 648 divisors, whose sum is σ = 1051978623696. Its totient is φ = 81325762560.

The previous prime is 313912194811. The next prime is 313912194899. The reversal of 313912194876 is 678491219313.

313912194876 is a `hidden beast` number, since 3 + 1 + 39 + 121 + 9 + 487 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 680937286 + ... + 680937746.

It is an arithmetic number, because the mean of its divisors is an integer number (1623423802).

Almost surely, 2^313912194876 is an apocalyptic number.

313912194876 is a gapful number since it is divisible by the number (36) 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 313912194876, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (525989311848).

313912194876 is an abundant number, since it is smaller than the sum of its proper divisors (738066428820).

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

313912194876 is a wasteful number, since it uses less digits than its factorization.

313912194876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 569 (or 519 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The spelling of 313912194876 in words is "three hundred thirteen billion, nine hundred twelve million, one hundred ninety-four thousand, eight hundred seventy-six".