764921224712 has 36 divisors (see below), whose sum is σ = 1439819530695. Its totient is φ = 380975133888.

The previous prime is 764921224679. The next prime is 764921224733. The reversal of 764921224712 is 217422129467.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 473077093636 + 291844131076 = 687806^2 + 540226^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=618434.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 922703114 + ... + 922703942.

Almost surely, 2^764921224712 is an apocalyptic number.

It is an amenable number.

764921224712 is a deficient number, since it is larger than the sum of its proper divisors (674898305983).

764921224712 is an frugal number, since it uses more digits than its factorization.

764921224712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 1204 counting only the distinct ones).

The product of its digits is 677376, while the sum is 47.

The spelling of 764921224712 in words is "seven hundred sixty-four billion, nine hundred twenty-one million, two hundred twenty-four thousand, seven hundred twelve".