12889238594 has 8 divisors (see below), whose sum is σ = 20174460480. Its totient is φ = 6164418436.

The previous prime is 12889238591. The next prime is 12889238597. The reversal of 12889238594 is 49583298821.

It is an interprime number because it is at equal distance from previous prime (12889238591) and next prime (12889238597).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12889238594² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (12889238591) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140100374 + ... + 140100465.

It is an arithmetic number, because the mean of its divisors is an integer number (2521807560).

Almost surely, 2^12889238594 is an apocalyptic number.

12889238594 is a deficient number, since it is larger than the sum of its proper divisors (7285221886).

12889238594 is a wasteful number, since it uses less digits than its factorization.

12889238594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280200864.

The product of its digits is 9953280, while the sum is 59.

The spelling of 12889238594 in words is "twelve billion, eight hundred eighty-nine million, two hundred thirty-eight thousand, five hundred ninety-four".