2600975705 has 4 divisors (see below), whose sum is σ = 3121170852. Its totient is φ = 2080780560.

The previous prime is 2600975687. The next prime is 2600975743. The reversal of 2600975705 is 5075790062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 438818704 + 2162157001 = 20948^2 + 46499^2 .

It is not a de Polignac number, because 2600975705 - 2²⁰ = 2599927129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260097566 + ... + 260097575.

It is an arithmetic number, because the mean of its divisors is an integer number (780292713).

Almost surely, 2^2600975705 is an apocalyptic number.

It is an amenable number.

2600975705 is a deficient number, since it is larger than the sum of its proper divisors (520195147).

2600975705 is an equidigital number, since it uses as much as digits as its factorization.

2600975705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520195146.

The product of its (nonzero) digits is 132300, while the sum is 41.

The square root of 2600975705 is about 50999.7618131693. The cubic root of 2600975705 is about 1375.2408534555.

The spelling of 2600975705 in words is "two billion, six hundred million, nine hundred seventy-five thousand, seven hundred five".