666031274315 has 8 divisors (see below), whose sum is σ = 871895486448. Its totient is φ = 484386381280.

The previous prime is 666031274299. The next prime is 666031274357. The reversal of 666031274315 is 513472130666.

666031274315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 666031274315 - 2⁴ = 666031274299 is a prime.

It is a Duffinian number.

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, 6054829712 + ... + 6054829821.

It is an arithmetic number, because the mean of its divisors is an integer number (108986935806).

Almost surely, 2^666031274315 is an apocalyptic number.

666031274315 is a deficient number, since it is larger than the sum of its proper divisors (205864212133).

666031274315 is a wasteful number, since it uses less digits than its factorization.

666031274315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12109659549.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 666031274315 in words is "six hundred sixty-six billion, thirty-one million, two hundred seventy-four thousand, three hundred fifteen".