20234403233040 has 80 divisors (see below), whose sum is σ = 62735011363008. Its totient is φ = 5395121607168.

The previous prime is 20234403233029. The next prime is 20234403233041. The reversal of 20234403233040 is 4033230443202.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 20234403232989 and 20234403233007.

It is not an unprimeable number, because it can be changed into a prime (20234403233041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3813747 + ... + 7417106.

Almost surely, 2^{20234403233040} is an apocalyptic number.

20234403233040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20234403233040 is an abundant number, since it is smaller than the sum of its proper divisors (42500608129968).

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

20234403233040 is a wasteful number, since it uses less digits than its factorization.

20234403233040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11238376 (or 11238370 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 20234403233040 its reverse (4033230443202), we get a palindrome (24267633676242).

The spelling of 20234403233040 in words is "twenty trillion, two hundred thirty-four billion, four hundred three million, two hundred thirty-three thousand, forty".