12012002594 has 16 divisors (see below), whose sum is σ = 18642571200. Its totient is φ = 5797884624.

The previous prime is 12012002591. The next prime is 12012002617. The reversal of 12012002594 is 49520021021.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12012002591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398837 + ... + 427895.

It is an arithmetic number, because the mean of its divisors is an integer number (1165160700).

Almost surely, 2^12012002594 is an apocalyptic number.

12012002594 is a deficient number, since it is larger than the sum of its proper divisors (6630568606).

12012002594 is a wasteful number, since it uses less digits than its factorization.

12012002594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36217.

The product of its (nonzero) digits is 1440, while the sum is 26.

The spelling of 12012002594 in words is "twelve billion, twelve million, two thousand, five hundred ninety-four".