2515335540 has 24 divisors (see below), whose sum is σ = 7042939680. Its totient is φ = 670756128.

The previous prime is 2515335497. The next prime is 2515335601. The reversal of 2515335540 is 455335152.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 20961070 + ... + 20961189.

It is an arithmetic number, because the mean of its divisors is an integer number (293455820).

Almost surely, 2^2515335540 is an apocalyptic number.

2515335540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2515335540 is an abundant number, since it is smaller than the sum of its proper divisors (4527604140).

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

2515335540 is a wasteful number, since it uses less digits than its factorization.

2515335540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41922271 (or 41922269 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 33.

The square root of 2515335540 is about 50153.1209397780. The cubic root of 2515335540 is about 1359.9782904551.

The spelling of 2515335540 in words is "two billion, five hundred fifteen million, three hundred thirty-five thousand, five hundred forty".