313423011218 has 32 divisors (see below), whose sum is σ = 489064307760. Its totient is φ = 150462627840.

The previous prime is 313423011217. The next prime is 313423011269. The reversal of 313423011218 is 812110324313.

It can be written as a sum of positive squares in 8 ways, for example, as 6754045489 + 306668965729 = 82183^2 + 553777^2 .

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (313423011217) 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, 40484828 + ... + 40492568.

Almost surely, 2^313423011218 is an apocalyptic number.

313423011218 is a deficient number, since it is larger than the sum of its proper divisors (175641296542).

313423011218 is a wasteful number, since it uses less digits than its factorization.

313423011218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11582.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 313423011218 in words is "three hundred thirteen billion, four hundred twenty-three million, eleven thousand, two hundred eighteen".