20333425042 has 48 divisors (see below), whose sum is σ = 37667086560. Its totient is φ = 8179823232.

The previous prime is 20333425039. The next prime is 20333425067. The reversal of 20333425042 is 24052433302.

It is a self number, because there is not a number n which added to its sum of digits gives 20333425042.

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, 615313 + ... + 647515.

It is an arithmetic number, because the mean of its divisors is an integer number (784730970).

Almost surely, 2^20333425042 is an apocalyptic number.

20333425042 is a deficient number, since it is larger than the sum of its proper divisors (17333661518).

20333425042 is a wasteful number, since it uses less digits than its factorization.

20333425042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32615 (or 32608 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 28.

Adding to 20333425042 its reverse (24052433302), we get a palindrome (44385858344).

The spelling of 20333425042 in words is "twenty billion, three hundred thirty-three million, four hundred twenty-five thousand, forty-two".