15013434044 has 24 divisors (see below), whose sum is σ = 30995478528. Its totient is φ = 6226769520.

The previous prime is 15013434031. The next prime is 15013434053. The reversal of 15013434044 is 44043431051.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 15013433998 and 15013434016.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8647424 + ... + 8649159.

It is an arithmetic number, because the mean of its divisors is an integer number (1291478272).

Almost surely, 2^15013434044 is an apocalyptic number.

15013434044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

15013434044 is an abundant number, since it is smaller than the sum of its proper divisors (15982044484).

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

15013434044 is a wasteful number, since it uses less digits than its factorization.

15013434044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17296625 (or 17296623 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 15013434044 its reverse (44043431051), we get a palindrome (59056865095).

The spelling of 15013434044 in words is "fifteen billion, thirteen million, four hundred thirty-four thousand, forty-four".