42244304533440 has 56 divisors (see below), whose sum is σ = 134125666896720. Its totient is φ = 11265147875328.

The previous prime is 42244304533439. The next prime is 42244304533471. The reversal of 42244304533440 is 4433540344224.

It is a super-3 number, since 3×42244304533440³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42244304533392 and 42244304533401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22002240985 + ... + 22002242904.

Almost surely, 2^{42244304533440} is an apocalyptic number.

42244304533440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42244304533440 is an abundant number, since it is smaller than the sum of its proper divisors (91881362363280).

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

42244304533440 is a wasteful number, since it uses less digits than its factorization.

42244304533440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44004483909 (or 44004483899 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 42.

Adding to 42244304533440 its reverse (4433540344224), we get a palindrome (46677844877664).

The spelling of 42244304533440 in words is "forty-two trillion, two hundred forty-four billion, three hundred four million, five hundred thirty-three thousand, four hundred forty".