766752578412161 has 32 divisors (see below), whose sum is σ = 848117916956160. Its totient is φ = 687373853795200.

The previous prime is 766752578412151. The next prime is 766752578412167. The reversal of 766752578412161 is 161214875257667.

It is not a de Polignac number, because 766752578412161 - 2²² = 766752574217857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 766752578412091 and 766752578412100.

It is not an unprimeable number, because it can be changed into a prime (766752578412167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1045276826 + ... + 1046010108.

It is an arithmetic number, because the mean of its divisors is an integer number (26503684904880).

Almost surely, 2^{766752578412161} is an apocalyptic number.

It is an amenable number.

766752578412161 is a deficient number, since it is larger than the sum of its proper divisors (81365338543999).

766752578412161 is a wasteful number, since it uses less digits than its factorization.

766752578412161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736237.

The product of its digits is 237081600, while the sum is 68.

The spelling of 766752578412161 in words is "seven hundred sixty-six trillion, seven hundred fifty-two billion, five hundred seventy-eight million, four hundred twelve thousand, one hundred sixty-one".