12045999389425 has 12 divisors (see below), whose sum is σ = 14937734946096. Its totient is φ = 9636350670800.

The previous prime is 12045999389419. The next prime is 12045999389453. The reversal of 12045999389425 is 52498399954021.

It is not a de Polignac number, because 12045999389425 - 2³¹ = 12043851905777 is a prime.

It is a super-2 number, since 2×12045999389425² (a number of 27 digits) contains 22 as substring.

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, 10672999 + ... + 11747548.

It is an arithmetic number, because the mean of its divisors is an integer number (1244811245508).

Almost surely, 2^{12045999389425} is an apocalyptic number.

It is an amenable number.

12045999389425 is a deficient number, since it is larger than the sum of its proper divisors (2891735556671).

12045999389425 is a wasteful number, since it uses less digits than its factorization.

12045999389425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22442048 (or 22442043 counting only the distinct ones).

The product of its (nonzero) digits is 251942400, while the sum is 70.

The spelling of 12045999389425 in words is "twelve trillion, forty-five billion, nine hundred ninety-nine million, three hundred eighty-nine thousand, four hundred twenty-five".