2680609963 has 12 divisors (see below), whose sum is σ = 2850949360. Its totient is φ = 2519932032.

The previous prime is 2680609961. The next prime is 2680610027. The reversal of 2680609963 is 3699060862.

It is not a de Polignac number, because 2680609963 - 2¹ = 2680609961 is a prime.

It is a super-2 number, since 2×2680609963² = 14371339547469722738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2680609961) 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, 260545 + ... + 270637.

Almost surely, 2^2680609963 is an apocalyptic number.

2680609963 is a deficient number, since it is larger than the sum of its proper divisors (170339397).

2680609963 is a wasteful number, since it uses less digits than its factorization.

2680609963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11046 (or 11029 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 49.

The square root of 2680609963 is about 51774.6073186461. The cubic root of 2680609963 is about 1389.1352838182.

The spelling of 2680609963 in words is "two billion, six hundred eighty million, six hundred nine thousand, nine hundred sixty-three".