2769493864 has 16 divisors (see below), whose sum is σ = 5199801120. Its totient is φ = 1382880240.

The previous prime is 2769493829. The next prime is 2769493873. The reversal of 2769493864 is 4683949672.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2769493799 and 2769493808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 227022 + ... + 238909.

It is an arithmetic number, because the mean of its divisors is an integer number (324987570).

Almost surely, 2^2769493864 is an apocalyptic number.

It is an amenable number.

2769493864 is a deficient number, since it is larger than the sum of its proper divisors (2430307256).

2769493864 is a wasteful number, since it uses less digits than its factorization.

2769493864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466680 (or 466676 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 58.

The square root of 2769493864 is about 52625.9808839702. The cubic root of 2769493864 is about 1404.3223327372.

The spelling of 2769493864 in words is "two billion, seven hundred sixty-nine million, four hundred ninety-three thousand, eight hundred sixty-four".