766794497667 has 8 divisors (see below), whose sum is σ = 1115337451200. Its totient is φ = 464723937960.

The previous prime is 766794497663. The next prime is 766794497699.

766794497667 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 766794497667 - 2² = 766794497663 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 766794497592 and 766794497601.

It is not an unprimeable number, because it can be changed into a prime (766794497663) 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, 11618098417 + ... + 11618098482.

It is an arithmetic number, because the mean of its divisors is an integer number (139417181400).

Almost surely, 2^766794497667 is an apocalyptic number.

766794497667 is a deficient number, since it is larger than the sum of its proper divisors (348542953533).

766794497667 is a wasteful number, since it uses less digits than its factorization.

766794497667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23236196913.

The product of its digits is 4032758016, while the sum is 78.

The spelling of 766794497667 in words is "seven hundred sixty-six billion, seven hundred ninety-four million, four hundred ninety-seven thousand, six hundred sixty-seven".