4021404004244 has 12 divisors (see below), whose sum is σ = 7677225826368. Its totient is φ = 1827910911000.

The previous prime is 4021404004193. The next prime is 4021404004283. The reversal of 4021404004244 is 4424004041204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45697772732 + ... + 45697772819.

It is an arithmetic number, because the mean of its divisors is an integer number (639768818864).

Almost surely, 2^{4021404004244} is an apocalyptic number.

4021404004244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4021404004244 is a deficient number, since it is larger than the sum of its proper divisors (3655821822124).

4021404004244 is a wasteful number, since it uses less digits than its factorization.

4021404004244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91395545566 (or 91395545564 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

Adding to 4021404004244 its reverse (4424004041204), we get a palindrome (8445408045448).

The spelling of 4021404004244 in words is "four trillion, twenty-one billion, four hundred four million, four thousand, two hundred forty-four".