20045324352 has 56 divisors (see below), whose sum is σ = 53783618112. Its totient is φ = 6587660800.

The previous prime is 20045324323. The next prime is 20045324419. The reversal of 20045324352 is 25342354002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721599 + ... + 748862.

It is an arithmetic number, because the mean of its divisors is an integer number (960421752).

Almost surely, 2^20045324352 is an apocalyptic number.

It is an amenable number.

20045324352 is an abundant number, since it is smaller than the sum of its proper divisors (33738293760).

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

20045324352 is a wasteful number, since it uses less digits than its factorization.

20045324352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470547 (or 1470537 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 20045324352 its reverse (25342354002), we get a palindrome (45387678354).

The spelling of 20045324352 in words is "twenty billion, forty-five million, three hundred twenty-four thousand, three hundred fifty-two".