766435323373 has 2 divisors, whose sum is σ = 766435323374. Its totient is φ = 766435323372.

The previous prime is 766435323343. The next prime is 766435323421. The reversal of 766435323373 is 373323534667.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 475441967529 + 290993355844 = 689523^2 + 539438^2 .

It is a cyclic number.

It is not a de Polignac number, because 766435323373 - 2²⁵ = 766401768941 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 766435323373.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766435323343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383217661686 + 383217661687.

It is an arithmetic number, because the mean of its divisors is an integer number (383217661687).

Almost surely, 2^766435323373 is an apocalyptic number.

It is an amenable number.

766435323373 is a deficient number, since it is larger than the sum of its proper divisors (1).

766435323373 is an equidigital number, since it uses as much as digits as its factorization.

766435323373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17146080, while the sum is 52.

The spelling of 766435323373 in words is "seven hundred sixty-six billion, four hundred thirty-five million, three hundred twenty-three thousand, three hundred seventy-three".