318671641311 has 8 divisors (see below), whose sum is σ = 425767999104. Its totient is φ = 212011522200.

The previous prime is 318671641297. The next prime is 318671641349. The reversal of 318671641311 is 113146176813.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 318671641311 - 2⁵ = 318671641279 is a prime.

It is a super-2 number, since 2×318671641311² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (318671641361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109057965 + ... + 109060886.

It is an arithmetic number, because the mean of its divisors is an integer number (53220999888).

Almost surely, 2^318671641311 is an apocalyptic number.

318671641311 is a deficient number, since it is larger than the sum of its proper divisors (107096357793).

318671641311 is a wasteful number, since it uses less digits than its factorization.

318671641311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218119341.

The product of its digits is 72576, while the sum is 42.

The spelling of 318671641311 in words is "three hundred eighteen billion, six hundred seventy-one million, six hundred forty-one thousand, three hundred eleven".