20339313600 has 168 divisors, whose sum is σ = 66801693168. Its totient is φ = 5417984000.

The previous prime is 20339313581. The next prime is 20339313637. The reversal of 20339313600 is 631393302.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6243172 + ... + 6246428.

It is an arithmetic number, because the mean of its divisors is an integer number (397629126).

Almost surely, 2^20339313600 is an apocalyptic number.

20339313600 is a gapful number since it is divisible by the number (20) 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 20339313600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33400846584).

20339313600 is an abundant number, since it is smaller than the sum of its proper divisors (46462379568).

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

20339313600 is a wasteful number, since it uses less digits than its factorization.

20339313600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4583 (or 4568 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 30.

The spelling of 20339313600 in words is "twenty billion, three hundred thirty-nine million, three hundred thirteen thousand, six hundred".