313845204492 has 72 divisors (see below), whose sum is σ = 803201830704. Its totient is φ = 103314395136.

The previous prime is 313845204469. The next prime is 313845204553. The reversal of 313845204492 is 294402548313.

313845204492 is a `hidden beast` number, since 3 + 1 + 3 + 84 + 520 + 4 + 49 + 2 = 666.

It is a super-3 number, since 3×313845204492³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8206888 + ... + 8245040.

It is an arithmetic number, because the mean of its divisors is an integer number (11155580982).

Almost surely, 2^313845204492 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313845204492, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401600915352).

313845204492 is an abundant number, since it is smaller than the sum of its proper divisors (489356626212).

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

313845204492 is a wasteful number, since it uses less digits than its factorization.

313845204492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40999 (or 40994 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 313845204492 in words is "three hundred thirteen billion, eight hundred forty-five million, two hundred four thousand, four hundred ninety-two".