15003042540 has 48 divisors (see below), whose sum is σ = 42036357888. Its totient is φ = 3998160064.

The previous prime is 15003042517. The next prime is 15003042553. The reversal of 15003042540 is 4524030051.

It is a self number, because there is not a number n which added to its sum of digits gives 15003042540.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9289 + ... + 173471.

It is an arithmetic number, because the mean of its divisors is an integer number (875757456).

Almost surely, 2^15003042540 is an apocalyptic number.

15003042540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15003042540 is an abundant number, since it is smaller than the sum of its proper divisors (27033315348).

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

15003042540 is a wasteful number, since it uses less digits than its factorization.

15003042540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165718 (or 165716 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 15003042540 its reverse (4524030051), we get a palindrome (19527072591).

The spelling of 15003042540 in words is "fifteen billion, three million, forty-two thousand, five hundred forty".