15041440000 has 90 divisors (see below), whose sum is σ = 37518544910. Its totient is φ = 6016512000.

The previous prime is 15041439991. The next prime is 15041440039. The reversal of 15041440000 is 4414051.

It can be written as a sum of positive squares in 5 ways, for example, as 10869313536 + 4172126464 = 104256^2 + 64592^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 15041440000.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 112996 + ... + 207004.

Almost surely, 2^15041440000 is an apocalyptic number.

15041440000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15041440000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18759272455).

15041440000 is an abundant number, since it is smaller than the sum of its proper divisors (22477104910).

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

15041440000 is an frugal number, since it uses more digits than its factorization.

15041440000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94045 (or 94016 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

Adding to 15041440000 its reverse (4414051), we get a palindrome (15045854051).

The spelling of 15041440000 in words is "fifteen billion, forty-one million, four hundred forty thousand".