2540424502 has 24 divisors (see below), whose sum is σ = 4835763720. Its totient is φ = 989775360.

The previous prime is 2540424499. The next prime is 2540424503. The reversal of 2540424502 is 2054240452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2540424503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1177227 + ... + 1179382.

It is an arithmetic number, because the mean of its divisors is an integer number (201490155).

Almost surely, 2^2540424502 is an apocalyptic number.

2540424502 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2540424502 is a deficient number, since it is larger than the sum of its proper divisors (2295339218).

2540424502 is a wasteful number, since it uses less digits than its factorization.

2540424502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2356636 (or 2356629 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 2540424502 is about 50402.6239594726. The cubic root of 2540424502 is about 1364.4849952851.

Adding to 2540424502 its reverse (2054240452), we get a palindrome (4594664954).

The spelling of 2540424502 in words is "two billion, five hundred forty million, four hundred twenty-four thousand, five hundred two".