764445730730 has 16 divisors (see below), whose sum is σ = 1501093435104. Its totient is φ = 277980265680.

The previous prime is 764445730729. The next prime is 764445730753. The reversal of 764445730730 is 37037544467.

764445730730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3474753212 + ... + 3474753431.

It is an arithmetic number, because the mean of its divisors is an integer number (93818339694).

Almost surely, 2^764445730730 is an apocalyptic number.

764445730730 is a deficient number, since it is larger than the sum of its proper divisors (736647704374).

764445730730 is a wasteful number, since it uses less digits than its factorization.

764445730730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6949506661.

The product of its (nonzero) digits is 5927040, while the sum is 50.

The spelling of 764445730730 in words is "seven hundred sixty-four billion, four hundred forty-five million, seven hundred thirty thousand, seven hundred thirty".