15325616604 has 24 divisors (see below), whose sum is σ = 35823988368. Its totient is φ = 5099365120.

The previous prime is 15325616587. The next prime is 15325616609. The reversal of 15325616604 is 40661652351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15325616609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1139757 + ... + 1153124.

It is an arithmetic number, because the mean of its divisors is an integer number (1492666182).

Almost surely, 2^15325616604 is an apocalyptic number.

It is an amenable number.

15325616604 is an abundant number, since it is smaller than the sum of its proper divisors (20498371764).

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

15325616604 is a wasteful number, since it uses less digits than its factorization.

15325616604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293445 (or 2293443 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 15325616604 in words is "fifteen billion, three hundred twenty-five million, six hundred sixteen thousand, six hundred four".