763665612 has 12 divisors (see below), whose sum is σ = 1781886456. Its totient is φ = 254555200.

The previous prime is 763665611. The next prime is 763665641. The reversal of 763665612 is 216566367.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (763665611) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31819389 + ... + 31819412.

It is an arithmetic number, because the mean of its divisors is an integer number (148490538).

Almost surely, 2^763665612 is an apocalyptic number.

It is an amenable number.

763665612 is an abundant number, since it is smaller than the sum of its proper divisors (1018220844).

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

763665612 is a wasteful number, since it uses less digits than its factorization.

763665612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63638808 (or 63638806 counting only the distinct ones).

The product of its digits is 272160, while the sum is 42.

The square root of 763665612 is about 27634.5003935298. The cubic root of 763665612 is about 914.0453526870.

The spelling of 763665612 in words is "seven hundred sixty-three million, six hundred sixty-five thousand, six hundred twelve".