20324337396 has 24 divisors (see below), whose sum is σ = 51734677344. Its totient is φ = 6158890080.

The previous prime is 20324337359. The next prime is 20324337419. The reversal of 20324337396 is 69373342302.

It is a happy number.

It is a congruent number.

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, 76985995 + ... + 76986258.

It is an arithmetic number, because the mean of its divisors is an integer number (2155611556).

Almost surely, 2^20324337396 is an apocalyptic number.

It is an amenable number.

20324337396 is an abundant number, since it is smaller than the sum of its proper divisors (31410339948).

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

20324337396 is a wasteful number, since it uses less digits than its factorization.

20324337396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153972271 (or 153972269 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 42.

Adding to 20324337396 its reverse (69373342302), we get a palindrome (89697679698).

The spelling of 20324337396 in words is "twenty billion, three hundred twenty-four million, three hundred thirty-seven thousand, three hundred ninety-six".