2540753745 has 32 divisors (see below), whose sum is σ = 4120657920. Its totient is φ = 1336708800.

The previous prime is 2540753737. The next prime is 2540753759. The reversal of 2540753745 is 5473570452.

2540753745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2540753745 - 2³ = 2540753737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2540753697 and 2540753706.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337270 + ... + 344720.

It is an arithmetic number, because the mean of its divisors is an integer number (128770560).

Almost surely, 2^2540753745 is an apocalyptic number.

It is an amenable number.

2540753745 is a deficient number, since it is larger than the sum of its proper divisors (1579904175).

2540753745 is a wasteful number, since it uses less digits than its factorization.

2540753745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7765.

The product of its (nonzero) digits is 588000, while the sum is 42.

The square root of 2540753745 is about 50405.8899832153. The cubic root of 2540753745 is about 1364.5439392040.

The spelling of 2540753745 in words is "two billion, five hundred forty million, seven hundred fifty-three thousand, seven hundred forty-five".