12089994458 has 8 divisors (see below), whose sum is σ = 18143704128. Its totient is φ = 6042093084.

The previous prime is 12089994439. The next prime is 12089994467. The reversal of 12089994458 is 85449998021.

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

It is a junction number, because it is equal to n+sod(n) for n = 12089994397 and 12089994406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1446866 + ... + 1455197.

It is an arithmetic number, because the mean of its divisors is an integer number (2267963016).

Almost surely, 2^12089994458 is an apocalyptic number.

12089994458 is a deficient number, since it is larger than the sum of its proper divisors (6053709670).

12089994458 is a wasteful number, since it uses less digits than its factorization.

12089994458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2904148.

The product of its (nonzero) digits is 7464960, while the sum is 59.

The spelling of 12089994458 in words is "twelve billion, eighty-nine million, nine hundred ninety-four thousand, four hundred fifty-eight".