20132430240234 has 16 divisors (see below), whose sum is σ = 43362157440672. Its totient is φ = 6194593920048.

The previous prime is 20132430240217. The next prime is 20132430240277. The reversal of 20132430240234 is 43204203423102.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129054039924 + ... + 129054040079.

It is an arithmetic number, because the mean of its divisors is an integer number (2710134840042).

Almost surely, 2^{20132430240234} is an apocalyptic number.

20132430240234 is an abundant number, since it is smaller than the sum of its proper divisors (23229727200438).

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

20132430240234 is a wasteful number, since it uses less digits than its factorization.

20132430240234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258108080021.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 20132430240234 its reverse (43204203423102), we get a palindrome (63336633663336).

The spelling of 20132430240234 in words is "twenty trillion, one hundred thirty-two billion, four hundred thirty million, two hundred forty thousand, two hundred thirty-four".