12299999998 has 16 divisors (see below), whose sum is σ = 21675524976. Its totient is φ = 5160839040.

The previous prime is 12299999951. The next prime is 12300000001. The reversal of 12299999998 is 89999999221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21503211 + ... + 21503782.

It is an arithmetic number, because the mean of its divisors is an integer number (1354720311).

Almost surely, 2^12299999998 is an apocalyptic number.

12299999998 is a deficient number, since it is larger than the sum of its proper divisors (9375524978).

12299999998 is a wasteful number, since it uses less digits than its factorization.

12299999998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43007019.

The product of its digits is 153055008, while the sum is 76.

The spelling of 12299999998 in words is "twelve billion, two hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".