2680955866 has 16 divisors (see below), whose sum is σ = 4185640800. Its totient is φ = 1286309808.

The previous prime is 2680955839. The next prime is 2680955887. The reversal of 2680955866 is 6685590862.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132336 + ... + 151243.

It is an arithmetic number, because the mean of its divisors is an integer number (261602550).

Almost surely, 2^2680955866 is an apocalyptic number.

2680955866 is a deficient number, since it is larger than the sum of its proper divisors (1504684934).

2680955866 is a wasteful number, since it uses less digits than its factorization.

2680955866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283773.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The square root of 2680955866 is about 51777.9476804556. The cubic root of 2680955866 is about 1389.1950320847.

The spelling of 2680955866 in words is "two billion, six hundred eighty million, nine hundred fifty-five thousand, eight hundred sixty-six".