15133004540 has 24 divisors (see below), whose sum is σ = 32455467072. Its totient is φ = 5924409920.

The previous prime is 15133004533. The next prime is 15133004573. The reversal of 15133004540 is 4540033151.

It is a super-2 number, since 2×15133004540² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8048531 + ... + 8050410.

It is an arithmetic number, because the mean of its divisors is an integer number (1352311128).

Almost surely, 2^15133004540 is an apocalyptic number.

15133004540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15133004540 is an abundant number, since it is smaller than the sum of its proper divisors (17322462532).

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

15133004540 is a wasteful number, since it uses less digits than its factorization.

15133004540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16098997 (or 16098995 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 15133004540 its reverse (4540033151), we get a palindrome (19673037691).

The spelling of 15133004540 in words is "fifteen billion, one hundred thirty-three million, four thousand, five hundred forty".