12998421406152 has 144 divisors (see below), whose sum is σ = 44101787069340. Its totient is φ = 3428155084032.

The previous prime is 12998421406099. The next prime is 12998421406207. The reversal of 12998421406152 is 25160412489921.

12998421406152 is a `hidden beast` number, since 1 + 2 + 9 + 9 + 8 + 4 + 2 + 14 + 0 + 615 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12882313569636 + 116107836516 = 3589194^2 + 340746^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 141660283 + ... + 141752010.

Almost surely, 2^{12998421406152} is an apocalyptic number.

12998421406152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12998421406152 is an abundant number, since it is smaller than the sum of its proper divisors (31103365663188).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12998421406152 is a wasteful number, since it uses less digits than its factorization.

12998421406152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283412332 (or 283412318 counting only the distinct ones).

The product of its (nonzero) digits is 2488320, while the sum is 54.

The spelling of 12998421406152 in words is "twelve trillion, nine hundred ninety-eight billion, four hundred twenty-one million, four hundred six thousand, one hundred fifty-two".