34032440020 has 24 divisors (see below), whose sum is σ = 72372787200. Its totient is φ = 13440659232.

The previous prime is 34032439993. The next prime is 34032440021. The reversal of 34032440020 is 2004423043.

It is a junction number, because it is equal to n+sod(n) for n = 34032439973 and 34032440000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34032440021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10768180 + ... + 10771339.

It is an arithmetic number, because the mean of its divisors is an integer number (3015532800).

Almost surely, 2^34032440020 is an apocalyptic number.

It is an amenable number.

34032440020 is an abundant number, since it is smaller than the sum of its proper divisors (38340347180).

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

34032440020 is a wasteful number, since it uses less digits than its factorization.

34032440020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21539607 (or 21539605 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 22.

Adding to 34032440020 its reverse (2004423043), we get a palindrome (36036863063).

The spelling of 34032440020 in words is "thirty-four billion, thirty-two million, four hundred forty thousand, twenty".