766663070471372 has 12 divisors (see below), whose sum is σ = 1342709365025280. Its totient is φ = 383031823321296.

The previous prime is 766663070471321. The next prime is 766663070471381. The reversal of 766663070471372 is 273174070366667.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 766663070471299 and 766663070471308.

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, 74927972843 + ... + 74927983074.

It is an arithmetic number, because the mean of its divisors is an integer number (111892447085440).

Almost surely, 2^{766663070471372} is an apocalyptic number.

It is an amenable number.

766663070471372 is a deficient number, since it is larger than the sum of its proper divisors (576046294553908).

766663070471372 is a wasteful number, since it uses less digits than its factorization.

766663070471372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149855957200 (or 149855957198 counting only the distinct ones).

The product of its (nonzero) digits is 224042112, while the sum is 65.

The spelling of 766663070471372 in words is "seven hundred sixty-six trillion, six hundred sixty-three billion, seventy million, four hundred seventy-one thousand, three hundred seventy-two".