20433313104 has 40 divisors (see below), whose sum is σ = 54013647072. Its totient is φ = 6652705920.

The previous prime is 20433313099. The next prime is 20433313139. The reversal of 20433313104 is 40131333402.

It is a super-2 number, since 2×20433313104² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4947867 + ... + 4951994.

Almost surely, 2^20433313104 is an apocalyptic number.

20433313104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20433313104 is an abundant number, since it is smaller than the sum of its proper divisors (33580333968).

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

20433313104 is a wasteful number, since it uses less digits than its factorization.

20433313104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9899915 (or 9899909 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 20433313104 its reverse (40131333402), we get a palindrome (60564646506).

The spelling of 20433313104 in words is "twenty billion, four hundred thirty-three million, three hundred thirteen thousand, one hundred four".