340375040218 has 16 divisors (see below), whose sum is σ = 512875842120. Its totient is φ = 169417452096.

The previous prime is 340375040177. The next prime is 340375040231. The reversal of 340375040218 is 812040573043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 262669575169 + 77705465049 = 512513^2 + 278757^2 .

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, 409780 + ... + 921232.

Almost surely, 2^340375040218 is an apocalyptic number.

340375040218 is a deficient number, since it is larger than the sum of its proper divisors (172500801902).

340375040218 is a wasteful number, since it uses less digits than its factorization.

340375040218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512961.

The product of its (nonzero) digits is 80640, while the sum is 37.

The spelling of 340375040218 in words is "three hundred forty billion, three hundred seventy-five million, forty thousand, two hundred eighteen".