769561268806 has 24 divisors (see below), whose sum is σ = 1335602210040. Its totient is φ = 331390018080.

The previous prime is 769561268789. The next prime is 769561268821. The reversal of 769561268806 is 608862165967.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83679751 + ... + 83688946.

It is an arithmetic number, because the mean of its divisors is an integer number (55650092085).

Almost surely, 2^769561268806 is an apocalyptic number.

769561268806 is a deficient number, since it is larger than the sum of its proper divisors (566040941234).

769561268806 is a wasteful number, since it uses less digits than its factorization.

769561268806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167368740 (or 167368729 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 64.

The spelling of 769561268806 in words is "seven hundred sixty-nine billion, five hundred sixty-one million, two hundred sixty-eight thousand, eight hundred six".