18429299616000 has 2304 divisors, whose sum is σ = 82364499689472. Its totient is φ = 3540713472000.

The previous prime is 18429299615999. The next prime is 18429299616011. The reversal of 18429299616000 is 61699292481.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 4603869999 + ... + 4603874001.

It is an arithmetic number, because the mean of its divisors is an integer number (35748480768).

Almost surely, 2^{18429299616000} is an apocalyptic number.

18429299616000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18429299616000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41182249844736).

18429299616000 is an abundant number, since it is smaller than the sum of its proper divisors (63935200073472).

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

18429299616000 is a wasteful number, since it uses less digits than its factorization.

18429299616000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4105 (or 4081 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 57.

The spelling of 18429299616000 in words is "eighteen trillion, four hundred twenty-nine billion, two hundred ninety-nine million, six hundred sixteen thousand".