765497016 has 24 divisors (see below), whose sum is σ = 2073221280. Its totient is φ = 255165648.

The previous prime is 765497009. The next prime is 765497027. The reversal of 765497016 is 610794567.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5315880 + ... + 5316023.

It is an arithmetic number, because the mean of its divisors is an integer number (86384220).

Almost surely, 2^765497016 is an apocalyptic number.

It is an amenable number.

765497016 is an abundant number, since it is smaller than the sum of its proper divisors (1307724264).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

765497016 is a wasteful number, since it uses less digits than its factorization.

765497016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10631915 (or 10631908 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 765497016 is about 27667.6167387074. The cubic root of 765497016 is about 914.7754496902.

The spelling of 765497016 in words is "seven hundred sixty-five million, four hundred ninety-seven thousand, sixteen".