765149967 has 12 divisors (see below), whose sum is σ = 1140869184. Its totient is φ = 493644960.

The previous prime is 765149951. The next prime is 765149971. The reversal of 765149967 is 769941567.

It is not a de Polignac number, because 765149967 - 2⁴ = 765149951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (765149467) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1370958 + ... + 1371515.

It is an arithmetic number, because the mean of its divisors is an integer number (95072432).

Almost surely, 2^765149967 is an apocalyptic number.

765149967 is a deficient number, since it is larger than the sum of its proper divisors (375719217).

765149967 is a wasteful number, since it uses less digits than its factorization.

765149967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2742510 (or 2742507 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 54.

The square root of 765149967 is about 27661.3442731911. The cubic root of 765149967 is about 914.6371866239.

The spelling of 765149967 in words is "seven hundred sixty-five million, one hundred forty-nine thousand, nine hundred sixty-seven".