20233435504 has 20 divisors (see below), whose sum is σ = 39844943560. Its totient is φ = 9950869440.

The previous prime is 20233435499. The next prime is 20233435511. The reversal of 20233435504 is 40553433202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10364514 + ... + 10366465.

It is an arithmetic number, because the mean of its divisors is an integer number (1992247178).

Almost surely, 2^20233435504 is an apocalyptic number.

It is an amenable number.

20233435504 is a deficient number, since it is larger than the sum of its proper divisors (19611508056).

20233435504 is a wasteful number, since it uses less digits than its factorization.

20233435504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20731048 (or 20731042 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 20233435504 its reverse (40553433202), we get a palindrome (60786868706).

The spelling of 20233435504 in words is "twenty billion, two hundred thirty-three million, four hundred thirty-five thousand, five hundred four".