2600012863 has 6 divisors (see below), whose sum is σ = 3024504816. Its totient is φ = 2228582412.

The previous prime is 2600012791. The next prime is 2600012869. The reversal of 2600012863 is 3682100062.

It is a de Polignac number, because none of the positive numbers 2^k-2600012863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2600012869) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26530695 + ... + 26530792.

It is an arithmetic number, because the mean of its divisors is an integer number (504084136).

Almost surely, 2^2600012863 is an apocalyptic number.

2600012863 is a deficient number, since it is larger than the sum of its proper divisors (424491953).

2600012863 is an equidigital number, since it uses as much as digits as its factorization.

2600012863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53061501 (or 53061494 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 2600012863 is about 50990.3212678642. The cubic root of 2600012863 is about 1375.0711347000.

The spelling of 2600012863 in words is "two billion, six hundred million, twelve thousand, eight hundred sixty-three".