2680609564 has 6 divisors (see below), whose sum is σ = 4691066744. Its totient is φ = 1340304780.

The previous prime is 2680609553. The next prime is 2680609571. The reversal of 2680609564 is 4659060862.

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 as a sum of consecutive naturals, namely, 335076192 + ... + 335076199.

Almost surely, 2^2680609564 is an apocalyptic number.

It is an amenable number.

2680609564 is a deficient number, since it is larger than the sum of its proper divisors (2010457180).

2680609564 is a wasteful number, since it uses less digits than its factorization.

2680609564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670152395 (or 670152393 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The square root of 2680609564 is about 51774.6034654057. The cubic root of 2680609564 is about 1389.1352148955.

The spelling of 2680609564 in words is "two billion, six hundred eighty million, six hundred nine thousand, five hundred sixty-four".