12345922558 has 8 divisors (see below), whose sum is σ = 18615841920. Its totient is φ = 6140641920.

The previous prime is 12345922549. The next prime is 12345922591. The reversal of 12345922558 is 85522954321.

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

It is a congruent number.

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, 16159203 + ... + 16159966.

It is an arithmetic number, because the mean of its divisors is an integer number (2326980240).

Almost surely, 2^12345922558 is an apocalyptic number.

12345922558 is a deficient number, since it is larger than the sum of its proper divisors (6269919362).

12345922558 is a wasteful number, since it uses less digits than its factorization.

12345922558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32319362.

The product of its digits is 864000, while the sum is 46.

The spelling of 12345922558 in words is "twelve billion, three hundred forty-five million, nine hundred twenty-two thousand, five hundred fifty-eight".