20332333340 has 96 divisors (see below), whose sum is σ = 47456962560. Its totient is φ = 7254892800.

The previous prime is 20332333327. The next prime is 20332333361. The reversal of 20332333340 is 4333323302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6426599 + ... + 6429761.

It is an arithmetic number, because the mean of its divisors is an integer number (494343360).

Almost surely, 2^20332333340 is an apocalyptic number.

20332333340 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 20332333340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23728481280).

20332333340 is an abundant number, since it is smaller than the sum of its proper divisors (27124629220).

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

20332333340 is a wasteful number, since it uses less digits than its factorization.

20332333340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723 (or 3721 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 26.

Adding to 20332333340 its reverse (4333323302), we get a palindrome (24665656642).

The spelling of 20332333340 in words is "twenty billion, three hundred thirty-two million, three hundred thirty-three thousand, three hundred forty".