667367104727402 has 8 divisors (see below), whose sum is σ = 1006581323705412. Its totient is φ = 331839996825600.

The previous prime is 667367104727399. The next prime is 667367104727413. The reversal of 667367104727402 is 204727401763766.

It can be written as a sum of positive squares in 2 ways, for example, as 381102666466201 + 286264438261201 = 19521851^2 + 16919351^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921777768599 + ... + 921777769322.

Almost surely, 2^{667367104727402} is an apocalyptic number.

667367104727402 is a deficient number, since it is larger than the sum of its proper divisors (339214218978010).

667367104727402 is a wasteful number, since it uses less digits than its factorization.

667367104727402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843555538104.

The product of its (nonzero) digits is 99574272, while the sum is 62.

The spelling of 667367104727402 in words is "six hundred sixty-seven trillion, three hundred sixty-seven billion, one hundred four million, seven hundred twenty-seven thousand, four hundred two".