4021442104004 has 12 divisors (see below), whose sum is σ = 7578871657644. Its totient is φ = 1856050201824.

The previous prime is 4021442103971. The next prime is 4021442104019. The reversal of 4021442104004 is 4004012441204.

It can be written as a sum of positive squares in 2 ways, for example, as 684097718404 + 3337344385600 = 827102^2 + 1826840^2 .

It is a super-2 number, since 2×4021442104004² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38667712487 + ... + 38667712590.

It is an arithmetic number, because the mean of its divisors is an integer number (631572638137).

Almost surely, 2^{4021442104004} is an apocalyptic number.

It is an amenable number.

4021442104004 is a deficient number, since it is larger than the sum of its proper divisors (3557429553640).

4021442104004 is a wasteful number, since it uses less digits than its factorization.

4021442104004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77335425094 (or 77335425092 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 4021442104004 its reverse (4004012441204), we get a palindrome (8025454545208).

The spelling of 4021442104004 in words is "four trillion, twenty-one billion, four hundred forty-two million, one hundred four thousand, four".