766450792380 has 96 divisors (see below), whose sum is σ = 2641307364864. Its totient is φ = 161712693504.

The previous prime is 766450792369. The next prime is 766450792399. The reversal of 766450792380 is 83297054667.

It is a self number, because there is not a number n which added to its sum of digits gives 766450792380.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70182342 + ... + 70193261.

It is an arithmetic number, because the mean of its divisors is an integer number (27513618384).

Almost surely, 2^766450792380 is an apocalyptic number.

766450792380 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

766450792380 is an abundant number, since it is smaller than the sum of its proper divisors (1874856572484).

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

766450792380 is a wasteful number, since it uses less digits than its factorization.

766450792380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140375635 (or 140375633 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 57.

The spelling of 766450792380 in words is "seven hundred sixty-six billion, four hundred fifty million, seven hundred ninety-two thousand, three hundred eighty".