15252728425 has 12 divisors (see below), whose sum is σ = 20632782096. Its totient is φ = 11092893200.

The previous prime is 15252728417. The next prime is 15252728443. The reversal of 15252728425 is 52482725251.

It is not a de Polignac number, because 15252728425 - 2³ = 15252728417 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27731959 + ... + 27732508.

It is an arithmetic number, because the mean of its divisors is an integer number (1719398508).

Almost surely, 2^15252728425 is an apocalyptic number.

It is an amenable number.

15252728425 is a deficient number, since it is larger than the sum of its proper divisors (5380053671).

15252728425 is a wasteful number, since it uses less digits than its factorization.

15252728425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55464488 (or 55464483 counting only the distinct ones).

The product of its digits is 448000, while the sum is 43.

The spelling of 15252728425 in words is "fifteen billion, two hundred fifty-two million, seven hundred twenty-eight thousand, four hundred twenty-five".