779233767663 has 16 divisors (see below), whose sum is σ = 1149140305376. Its totient is φ = 466568242560.

The previous prime is 779233767623. The next prime is 779233767679. The reversal of 779233767663 is 366767332977.

It is not a de Polignac number, because 779233767663 - 2¹⁰ = 779233766639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 779233767594 and 779233767603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (779233767623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270003328 + ... + 270006213.

It is an arithmetic number, because the mean of its divisors is an integer number (71821269086).

Almost surely, 2^779233767663 is an apocalyptic number.

779233767663 is a deficient number, since it is larger than the sum of its proper divisors (369906537713).

779233767663 is a wasteful number, since it uses less digits than its factorization.

779233767663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540009594.

The product of its digits is 252047376, while the sum is 66.

The spelling of 779233767663 in words is "seven hundred seventy-nine billion, two hundred thirty-three million, seven hundred sixty-seven thousand, six hundred sixty-three".