2543750705 has 16 divisors (see below), whose sum is σ = 3072536064. Its totient is φ = 2021685120.

The previous prime is 2543750701. The next prime is 2543750707. The reversal of 2543750705 is 5070573452.

It is not a de Polignac number, because 2543750705 - 2² = 2543750701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2543750701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 569792 + ... + 574238.

It is an arithmetic number, because the mean of its divisors is an integer number (192033504).

Almost surely, 2^2543750705 is an apocalyptic number.

It is an amenable number.

2543750705 is a deficient number, since it is larger than the sum of its proper divisors (528785359).

2543750705 is a wasteful number, since it uses less digits than its factorization.

2543750705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5176.

The product of its (nonzero) digits is 147000, while the sum is 38.

The square root of 2543750705 is about 50435.6094936901. The cubic root of 2543750705 is about 1365.0802468175.

The spelling of 2543750705 in words is "two billion, five hundred forty-three million, seven hundred fifty thousand, seven hundred five".