12289626458 has 8 divisors (see below), whose sum is σ = 18826661952. Its totient is φ = 6014072476.

The previous prime is 12289626373. The next prime is 12289626469. The reversal of 12289626458 is 85462698221.

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

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, 65370260 + ... + 65370447.

It is an arithmetic number, because the mean of its divisors is an integer number (2353332744).

Almost surely, 2^12289626458 is an apocalyptic number.

12289626458 is a deficient number, since it is larger than the sum of its proper divisors (6537035494).

12289626458 is a wasteful number, since it uses less digits than its factorization.

12289626458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130740756.

The product of its digits is 3317760, while the sum is 53.

The spelling of 12289626458 in words is "twelve billion, two hundred eighty-nine million, six hundred twenty-six thousand, four hundred fifty-eight".