313820018413 has 4 divisors (see below), whose sum is σ = 342349111008. Its totient is φ = 285290925820.

The previous prime is 313820018381. The next prime is 313820018459. The reversal of 313820018413 is 314810028313.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 313820018413 - 2⁵ = 313820018381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313820018713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14264546281 + ... + 14264546302.

It is an arithmetic number, because the mean of its divisors is an integer number (85587277752).

Almost surely, 2^313820018413 is an apocalyptic number.

It is an amenable number.

313820018413 is a deficient number, since it is larger than the sum of its proper divisors (28529092595).

313820018413 is a wasteful number, since it uses less digits than its factorization.

313820018413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28529092594.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 313820018413 in words is "three hundred thirteen billion, eight hundred twenty million, eighteen thousand, four hundred thirteen".