20040432411 has 8 divisors (see below), whose sum is σ = 26723514960. Its totient is φ = 13358819072.

The previous prime is 20040432407. The next prime is 20040432421. The reversal of 20040432411 is 11423404002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20040432411 - 2² = 20040432407 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20040432421) 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, 335070 + ... + 390323.

It is an arithmetic number, because the mean of its divisors is an integer number (3340439370).

Almost surely, 2^20040432411 is an apocalyptic number.

20040432411 is a deficient number, since it is larger than the sum of its proper divisors (6683082549).

20040432411 is an equidigital number, since it uses as much as digits as its factorization.

20040432411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734605.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 20040432411 its reverse (11423404002), we get a palindrome (31463836413).

The spelling of 20040432411 in words is "twenty billion, forty million, four hundred thirty-two thousand, four hundred eleven".