42004402004440 has 16 divisors (see below), whose sum is σ = 94509904510080. Its totient is φ = 16801760801760.

The previous prime is 42004402004419. The next prime is 42004402004447. The reversal of 42004402004440 is 4440020440024.

It is a super-3 number, since 3×42004402004440³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42004402004399 and 42004402004408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42004402004447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525055025016 + ... + 525055025095.

It is an arithmetic number, because the mean of its divisors is an integer number (5906869031880).

Almost surely, 2^{42004402004440} is an apocalyptic number.

42004402004440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42004402004440 is an abundant number, since it is smaller than the sum of its proper divisors (52505502505640).

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

42004402004440 is a wasteful number, since it uses less digits than its factorization.

42004402004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050110050122 (or 1050110050118 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 42004402004440 its reverse (4440020440024), we get a palindrome (46444422444464).

The spelling of 42004402004440 in words is "forty-two trillion, four billion, four hundred two million, four thousand, four hundred forty".