766672995 has 32 divisors (see below), whose sum is σ = 1340146944. Its totient is φ = 371177600.

The previous prime is 766672979. The next prime is 766672999. The reversal of 766672995 is 599276667.

It is a happy number.

It is not a de Polignac number, because 766672995 - 2⁴ = 766672979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (766672999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124540 + ... + 130550.

It is an arithmetic number, because the mean of its divisors is an integer number (41879592).

Almost surely, 2^766672995 is an apocalyptic number.

766672995 is a deficient number, since it is larger than the sum of its proper divisors (573473949).

766672995 is a wasteful number, since it uses less digits than its factorization.

766672995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6803.

The product of its digits is 8573040, while the sum is 57.

The square root of 766672995 is about 27688.8604857621. The cubic root of 766672995 is about 915.2436449917.

The spelling of 766672995 in words is "seven hundred sixty-six million, six hundred seventy-two thousand, nine hundred ninety-five".