15128188214425 has 24 divisors (see below), whose sum is σ = 22038490696320. Its totient is φ = 10155986491200.

The previous prime is 15128188214411. The next prime is 15128188214507. The reversal of 15128188214425 is 52441288182151.

It is not a de Polignac number, because 15128188214425 - 2²⁹ = 15127651343513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2115826945 + ... + 2115834094.

It is an arithmetic number, because the mean of its divisors is an integer number (918270445680).

Almost surely, 2^{15128188214425} is an apocalyptic number.

It is an amenable number.

15128188214425 is a deficient number, since it is larger than the sum of its proper divisors (6910302481895).

15128188214425 is a wasteful number, since it uses less digits than its factorization.

15128188214425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231661073 (or 4231661068 counting only the distinct ones).

The product of its digits is 1638400, while the sum is 52.

The spelling of 15128188214425 in words is "fifteen trillion, one hundred twenty-eight billion, one hundred eighty-eight million, two hundred fourteen thousand, four hundred twenty-five".