766731997063 has 2 divisors, whose sum is σ = 766731997064. Its totient is φ = 766731997062.

The previous prime is 766731996971. The next prime is 766731997067. The reversal of 766731997063 is 360799137667.

766731997063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766731997063 - 2²¹ = 766729899911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766731996986 and 766731997004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766731997067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383365998531 + 383365998532.

It is an arithmetic number, because the mean of its divisors is an integer number (383365998532).

Almost surely, 2^766731997063 is an apocalyptic number.

766731997063 is a deficient number, since it is larger than the sum of its proper divisors (1).

766731997063 is an equidigital number, since it uses as much as digits as its factorization.

766731997063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54010152, while the sum is 64.

The spelling of 766731997063 in words is "seven hundred sixty-six billion, seven hundred thirty-one million, nine hundred ninety-seven thousand, sixty-three".