772864315315 has 8 divisors (see below), whose sum is σ = 928334994048. Its totient is φ = 617692908480.

The previous prime is 772864315303. The next prime is 772864315373. The reversal of 772864315315 is 513513468277.

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

It is not a de Polignac number, because 772864315315 - 2⁷ = 772864315187 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, 74812291 + ... + 74822620.

It is an arithmetic number, because the mean of its divisors is an integer number (116041874256).

Almost surely, 2^772864315315 is an apocalyptic number.

772864315315 is a deficient number, since it is larger than the sum of its proper divisors (155470678733).

772864315315 is a wasteful number, since it uses less digits than its factorization.

772864315315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149635949.

The product of its digits is 4233600, while the sum is 52.

The spelling of 772864315315 in words is "seven hundred seventy-two billion, eight hundred sixty-four million, three hundred fifteen thousand, three hundred fifteen".