15409644052 has 96 divisors (see below), whose sum is σ = 32049561600. Its totient is φ = 6409708800.

The previous prime is 15409644031. The next prime is 15409644091. The reversal of 15409644052 is 25044690451.

It is a junction number, because it is equal to n+sod(n) for n = 15409643996 and 15409644014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2789349 + ... + 2794867.

It is an arithmetic number, because the mean of its divisors is an integer number (333849600).

Almost surely, 2^15409644052 is an apocalyptic number.

It is an amenable number.

15409644052 is an abundant number, since it is smaller than the sum of its proper divisors (16639917548).

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

15409644052 is a wasteful number, since it uses less digits than its factorization.

15409644052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5677 (or 5675 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 15409644052 in words is "fifteen billion, four hundred nine million, six hundred forty-four thousand, fifty-two".