764950690213 has 2 divisors, whose sum is σ = 764950690214. Its totient is φ = 764950690212.

The previous prime is 764950690199. The next prime is 764950690241. The reversal of 764950690213 is 312096059467.

It is a happy number.

764950690213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 737154464929 + 27796225284 = 858577^2 + 166722^2 .

It is a cyclic number.

It is not a de Polignac number, because 764950690213 - 2⁵ = 764950690181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (764950690313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382475345106 + 382475345107.

It is an arithmetic number, because the mean of its divisors is an integer number (382475345107).

Almost surely, 2^764950690213 is an apocalyptic number.

It is an amenable number.

764950690213 is a deficient number, since it is larger than the sum of its proper divisors (1).

764950690213 is an equidigital number, since it uses as much as digits as its factorization.

764950690213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 764950690213 in words is "seven hundred sixty-four billion, nine hundred fifty million, six hundred ninety thousand, two hundred thirteen".