766532078407 has 2 divisors, whose sum is σ = 766532078408. Its totient is φ = 766532078406.

The previous prime is 766532078393. The next prime is 766532078441. The reversal of 766532078407 is 704870235667.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 766532078407 - 2¹⁵ = 766532045639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766532078107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383266039203 + 383266039204.

It is an arithmetic number, because the mean of its divisors is an integer number (383266039204).

Almost surely, 2^766532078407 is an apocalyptic number.

766532078407 is a deficient number, since it is larger than the sum of its proper divisors (1).

766532078407 is an equidigital number, since it uses as much as digits as its factorization.

766532078407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11854080, while the sum is 55.

The spelling of 766532078407 in words is "seven hundred sixty-six billion, five hundred thirty-two million, seventy-eight thousand, four hundred seven".