766475405863 has 8 divisors (see below), whose sum is σ = 771103751040. Its totient is φ = 761847521400.

The previous prime is 766475405851. The next prime is 766475405893. The reversal of 766475405863 is 368504574667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 766475405863 - 2⁵ = 766475405831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (766475405893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3578448 + ... + 3786586.

It is an arithmetic number, because the mean of its divisors is an integer number (96387968880).

Almost surely, 2^766475405863 is an apocalyptic number.

766475405863 is a deficient number, since it is larger than the sum of its proper divisors (4628345177).

766475405863 is a wasteful number, since it uses less digits than its factorization.

766475405863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230357.

The product of its (nonzero) digits is 101606400, while the sum is 61.

The spelling of 766475405863 in words is "seven hundred sixty-six billion, four hundred seventy-five million, four hundred five thousand, eight hundred sixty-three".