2680609662 has 24 divisors (see below), whose sum is σ = 5809288680. Its totient is φ = 893336400.

The previous prime is 2680609619. The next prime is 2680609663. The reversal of 2680609662 is 2669060862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2680609663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81537 + ... + 109587.

It is an arithmetic number, because the mean of its divisors is an integer number (242053695).

Almost surely, 2^2680609662 is an apocalyptic number.

2680609662 is an abundant number, since it is smaller than the sum of its proper divisors (3128679018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2680609662 is a wasteful number, since it uses less digits than its factorization.

2680609662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33368 (or 33365 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 2680609662 is about 51774.6044118156. The cubic root of 2680609662 is about 1389.1352318239.

The spelling of 2680609662 in words is "two billion, six hundred eighty million, six hundred nine thousand, six hundred sixty-two".