769664646466967 has 8 divisors (see below), whose sum is σ = 770852238904800. Its totient is φ = 768477309415200.

The previous prime is 769664646466949. The next prime is 769664646467039.

769664646466967 is nontrivially palindromic in base 10.

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 769664646466967 - 2³² = 769660351499671 is a prime.

It is a super-2 number, since 2×769664646466967² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (769664646462967) 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, 57813968 + ... + 69869765.

It is an arithmetic number, because the mean of its divisors is an integer number (96356529863100).

Almost surely, 2^{769664646466967} is an apocalyptic number.

769664646466967 is a deficient number, since it is larger than the sum of its proper divisors (1187592437833).

769664646466967 is a wasteful number, since it uses less digits than its factorization.

769664646466967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127693033.

The product of its digits is 426649337856, while the sum is 92.

The spelling of 769664646466967 in words is "seven hundred sixty-nine trillion, six hundred sixty-four billion, six hundred forty-six million, four hundred sixty-six thousand, nine hundred sixty-seven".