766463478827 has 2 divisors, whose sum is σ = 766463478828. Its totient is φ = 766463478826.

The previous prime is 766463478811. The next prime is 766463478829. The reversal of 766463478827 is 728874364667.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 766463478827 - 2⁴ = 766463478811 is a prime.

Together with 766463478829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (766463478829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383231739413 + 383231739414.

It is an arithmetic number, because the mean of its divisors is an integer number (383231739414).

Almost surely, 2^766463478827 is an apocalyptic number.

766463478827 is a deficient number, since it is larger than the sum of its proper divisors (1).

766463478827 is an equidigital number, since it uses as much as digits as its factorization.

766463478827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 455196672, while the sum is 68.

The spelling of 766463478827 in words is "seven hundred sixty-six billion, four hundred sixty-three million, four hundred seventy-eight thousand, eight hundred twenty-seven".