318687683042 has 16 divisors (see below), whose sum is σ = 478491518400. Its totient is φ = 159190567920.

The previous prime is 318687682961. The next prime is 318687683089. The reversal of 318687683042 is 240386786813.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14293259 + ... + 14315537.

It is an arithmetic number, because the mean of its divisors is an integer number (29905719900).

Almost surely, 2^318687683042 is an apocalyptic number.

318687683042 is a deficient number, since it is larger than the sum of its proper divisors (159803835358).

318687683042 is a wasteful number, since it uses less digits than its factorization.

318687683042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28841.

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 318687683042 in words is "three hundred eighteen billion, six hundred eighty-seven million, six hundred eighty-three thousand, forty-two".