2503245745 has 96 divisors (see below), whose sum is σ = 4115128320. Its totient is φ = 1419275520.

The previous prime is 2503245737. The next prime is 2503245749. The reversal of 2503245745 is 5475423052.

It is not a de Polignac number, because 2503245745 - 2³ = 2503245737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2503245749) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5139892 + ... + 5140378.

It is an arithmetic number, because the mean of its divisors is an integer number (42865920).

Almost surely, 2^2503245745 is an apocalyptic number.

It is an amenable number.

2503245745 is a deficient number, since it is larger than the sum of its proper divisors (1611882575).

2503245745 is a wasteful number, since it uses less digits than its factorization.

2503245745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 615 (or 602 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 37.

The square root of 2503245745 is about 50032.4469219725. The cubic root of 2503245745 is about 1357.7959081210.

Adding to 2503245745 its reverse (5475423052), we get a palindrome (7978668797).

The spelling of 2503245745 in words is "two billion, five hundred three million, two hundred forty-five thousand, seven hundred forty-five".