15512066100425 has 6 divisors (see below), whose sum is σ = 19234961964558. Its totient is φ = 12409652880320.

The previous prime is 15512066100407. The next prime is 15512066100439. The reversal of 15512066100425 is 52400166021551.

15512066100425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 42507305929 + 15469558794496 = 206173^2 + 3933136^2 .

It is a de Polignac number, because none of the positive numbers 2^k-15512066100425 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 310241321984 + ... + 310241322033.

It is an arithmetic number, because the mean of its divisors is an integer number (3205826994093).

Almost surely, 2^{15512066100425} is an apocalyptic number.

It is an amenable number.

15512066100425 is a deficient number, since it is larger than the sum of its proper divisors (3722895864133).

15512066100425 is an equidigital number, since it uses as much as digits as its factorization.

15512066100425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620482644027 (or 620482644022 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 15512066100425 in words is "fifteen trillion, five hundred twelve billion, sixty-six million, one hundred thousand, four hundred twenty-five".