20334022335540 has 72 divisors (see below), whose sum is σ = 61687174348800. Its totient is φ = 5421763617984.

The previous prime is 20334022335527. The next prime is 20334022335551. The reversal of 20334022335540 is 4553322043302.

It is a happy number.

20334022335540 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 40 + 223 + 355 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 20334022335495 and 20334022335504.

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, 5166340 + ... + 8207259.

It is an arithmetic number, because the mean of its divisors is an integer number (856766310400).

Almost surely, 2^{20334022335540} is an apocalyptic number.

20334022335540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20334022335540 is an abundant number, since it is smaller than the sum of its proper divisors (41353152013260).

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

20334022335540 is a wasteful number, since it uses less digits than its factorization.

20334022335540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13382061 (or 13382056 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 36.

Adding to 20334022335540 its reverse (4553322043302), we get a palindrome (24887344378842).

The spelling of 20334022335540 in words is "twenty trillion, three hundred thirty-four billion, twenty-two million, three hundred thirty-five thousand, five hundred forty".