15040323130 has 48 divisors (see below), whose sum is σ = 33345119016. Its totient is φ = 4853345280.

The previous prime is 15040323073. The next prime is 15040323149. The reversal of 15040323130 is 3132304051.

It can be written as a sum of positive squares in 4 ways, for example, as 12098020081 + 2942303049 = 109991^2 + 54243^2 .

It is a super-2 number, since 2×15040323130² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 894451 + ... + 911110.

Almost surely, 2^15040323130 is an apocalyptic number.

15040323130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15040323130 is an abundant number, since it is smaller than the sum of its proper divisors (18304795886).

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

15040323130 is a wasteful number, since it uses less digits than its factorization.

15040323130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1805599 (or 1805592 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 15040323130 its reverse (3132304051), we get a palindrome (18172627181).

The spelling of 15040323130 in words is "fifteen billion, forty million, three hundred twenty-three thousand, one hundred thirty".