21336313798 has 8 divisors (see below), whose sum is σ = 32028702120. Its totient is φ = 10660079760.

The previous prime is 21336313793. The next prime is 21336313799. The reversal of 21336313798 is 89731363312.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21336313793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4035268 + ... + 4040551.

It is an arithmetic number, because the mean of its divisors is an integer number (4003587765).

Almost surely, 2^21336313798 is an apocalyptic number.

21336313798 is a deficient number, since it is larger than the sum of its proper divisors (10692388322).

21336313798 is a wasteful number, since it uses less digits than its factorization.

21336313798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8077142.

The product of its digits is 489888, while the sum is 46.

The spelling of 21336313798 in words is "twenty-one billion, three hundred thirty-six million, three hundred thirteen thousand, seven hundred ninety-eight".