4032400421401 has 32 divisors (see below), whose sum is σ = 4654842535296. Its totient is φ = 3460211136000.

The previous prime is 4032400421393. The next prime is 4032400421453. The reversal of 4032400421401 is 1041240042304.

It is a cyclic number.

It is not a de Polignac number, because 4032400421401 - 2³ = 4032400421393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4032400421701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 699906 + ... + 2924836.

It is an arithmetic number, because the mean of its divisors is an integer number (145463829228).

Almost surely, 2^{4032400421401} is an apocalyptic number.

It is an amenable number.

4032400421401 is a deficient number, since it is larger than the sum of its proper divisors (622442113895).

4032400421401 is a wasteful number, since it uses less digits than its factorization.

4032400421401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2225113.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 4032400421401 its reverse (1041240042304), we get a palindrome (5073640463705).

The spelling of 4032400421401 in words is "four trillion, thirty-two billion, four hundred million, four hundred twenty-one thousand, four hundred one".