20432401133434 has 32 divisors (see below), whose sum is σ = 31142756486016. Its totient is φ = 10052069307840.

The previous prime is 20432401133413. The next prime is 20432401133467. The reversal of 20432401133434 is 43433110423402.

It is a self number, because there is not a number n which added to its sum of digits gives 20432401133434.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370682044 + ... + 370737160.

It is an arithmetic number, because the mean of its divisors is an integer number (973211140188).

Almost surely, 2^{20432401133434} is an apocalyptic number.

20432401133434 is a deficient number, since it is larger than the sum of its proper divisors (10710355352582).

20432401133434 is a wasteful number, since it uses less digits than its factorization.

20432401133434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60390.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 20432401133434 its reverse (43433110423402), we get a palindrome (63865511556836).

The spelling of 20432401133434 in words is "twenty trillion, four hundred thirty-two billion, four hundred one million, one hundred thirty-three thousand, four hundred thirty-four".