4042403455044 has 96 divisors (see below), whose sum is σ = 10002082438656. Its totient is φ = 1266305610240.

The previous prime is 4042403455037. The next prime is 4042403455049. The reversal of 4042403455044 is 4405543042404.

It is a super-4 number, since 4×4042403455044⁴ (a number of 52 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4042403454993 and 4042403455011.

It is not an unprimeable number, because it can be changed into a prime (4042403455049) 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, 759419367 + ... + 759424689.

It is an arithmetic number, because the mean of its divisors is an integer number (104188358736).

Almost surely, 2^{4042403455044} is an apocalyptic number.

It is an amenable number.

4042403455044 is an abundant number, since it is smaller than the sum of its proper divisors (5959678983612).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042403455044 is a wasteful number, since it uses less digits than its factorization.

4042403455044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225 (or 10223 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 39.

Adding to 4042403455044 its reverse (4405543042404), we get a palindrome (8447946497448).

The spelling of 4042403455044 in words is "four trillion, forty-two billion, four hundred three million, four hundred fifty-five thousand, forty-four".