29998399928844 has 24 divisors (see below), whose sum is σ = 69996437602560. Its totient is φ = 9999442199824.

The previous prime is 29998399928813. The next prime is 29998399928947. The reversal of 29998399928844 is 44882999389992.

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, 2455897 + ... + 8125775.

It is an arithmetic number, because the mean of its divisors is an integer number (2916518233440).

Almost surely, 2^{29998399928844} is an apocalyptic number.

It is an amenable number.

29998399928844 is an abundant number, since it is smaller than the sum of its proper divisors (39998037673716).

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

29998399928844 is a wasteful number, since it uses less digits than its factorization.

29998399928844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110789 (or 6110787 counting only the distinct ones).

The product of its digits is 52242776064, while the sum is 93.

The spelling of 29998399928844 in words is "twenty-nine trillion, nine hundred ninety-eight billion, three hundred ninety-nine million, nine hundred twenty-eight thousand, eight hundred forty-four".