765280081940047 has 2 divisors, whose sum is σ = 765280081940048. Its totient is φ = 765280081940046.

The previous prime is 765280081939991. The next prime is 765280081940053. The reversal of 765280081940047 is 740049180082567.

It is a strong prime.

It is an emirp because it is prime and its reverse (740049180082567) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 765280081940047 - 2¹⁵ = 765280081907279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (765280081941047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382640040970023 + 382640040970024.

It is an arithmetic number, because the mean of its divisors is an integer number (382640040970024).

Almost surely, 2^{765280081940047} is an apocalyptic number.

765280081940047 is a deficient number, since it is larger than the sum of its proper divisors (1).

765280081940047 is an equidigital number, since it uses as much as digits as its factorization.

765280081940047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 765280081940047 in words is "seven hundred sixty-five trillion, two hundred eighty billion, eighty-one million, nine hundred forty thousand, forty-seven".