2540927500 has 30 divisors (see below), whose sum is σ = 5556505724. Its totient is φ = 1016370000.

The previous prime is 2540927479. The next prime is 2540927503. The reversal of 2540927500 is 57290452.

It is not an unprimeable number, because it can be changed into a prime (2540927503) 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 9 ways as a sum of consecutive naturals, for example, 505686 + ... + 510685.

Almost surely, 2^2540927500 is an apocalyptic number.

2540927500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2540927500 is an abundant number, since it is smaller than the sum of its proper divisors (3015578224).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2540927500 is a wasteful number, since it uses less digits than its factorization.

2540927500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016395 (or 1016378 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 2540927500 is about 50407.6135122463. The cubic root of 2540927500 is about 1364.5750442685.

The spelling of 2540927500 in words is "two billion, five hundred forty million, nine hundred twenty-seven thousand, five hundred".