20414421433401 has 16 divisors (see below), whose sum is σ = 28635073905600. Its totient is φ = 12917599999808.

The previous prime is 20414421433397. The next prime is 20414421433411. The reversal of 20414421433401 is 10433412441402.

It is a happy number.

It is not a de Polignac number, because 20414421433401 - 2² = 20414421433397 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20414421433411) 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, 1988541666 + ... + 1988551931.

It is an arithmetic number, because the mean of its divisors is an integer number (1789692119100).

Almost surely, 2^{20414421433401} is an apocalyptic number.

It is an amenable number.

20414421433401 is a deficient number, since it is larger than the sum of its proper divisors (8220652472199).

20414421433401 is a wasteful number, since it uses less digits than its factorization.

20414421433401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3977093688.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 20414421433401 its reverse (10433412441402), we get a palindrome (30847833874803).

The spelling of 20414421433401 in words is "twenty trillion, four hundred fourteen billion, four hundred twenty-one million, four hundred thirty-three thousand, four hundred one".