4042401414021 has 48 divisors (see below), whose sum is σ = 6238761896640. Its totient is φ = 2514713921280.

The previous prime is 4042401414013. The next prime is 4042401414047. The reversal of 4042401414021 is 1204141042404.

It is a happy number.

4042401414021 is a `hidden beast` number, since 4 + 0 + 4 + 240 + 1 + 414 + 0 + 2 + 1 = 666.

It is not a de Polignac number, because 4042401414021 - 2³ = 4042401414013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042401414001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 168554851 + ... + 168578831.

It is an arithmetic number, because the mean of its divisors is an integer number (129974206180).

Almost surely, 2^{4042401414021} is an apocalyptic number.

It is an amenable number.

4042401414021 is a deficient number, since it is larger than the sum of its proper divisors (2196360482619).

4042401414021 is a wasteful number, since it uses less digits than its factorization.

4042401414021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38786 (or 38783 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4042401414021 its reverse (1204141042404), we get a palindrome (5246542456425).

The spelling of 4042401414021 in words is "four trillion, forty-two billion, four hundred one million, four hundred fourteen thousand, twenty-one".