12506273625 has 16 divisors (see below), whose sum is σ = 20810439936. Its totient is φ = 6670012400.

The previous prime is 12506273623. The next prime is 12506273677. The reversal of 12506273625 is 52637260521.

It is a happy number.

It is not a de Polignac number, because 12506273625 - 2¹ = 12506273623 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12506273623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16674657 + ... + 16675406.

It is an arithmetic number, because the mean of its divisors is an integer number (1300652496).

Almost surely, 2^12506273625 is an apocalyptic number.

12506273625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12506273625 is a deficient number, since it is larger than the sum of its proper divisors (8304166311).

12506273625 is an equidigital number, since it uses as much as digits as its factorization.

12506273625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33350081 (or 33350071 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 12506273625 in words is "twelve billion, five hundred six million, two hundred seventy-three thousand, six hundred twenty-five".