42044405532 has 24 divisors (see below), whose sum is σ = 98450276736. Its totient is φ = 13965278448.

The previous prime is 42044405521. The next prime is 42044405567. The reversal of 42044405532 is 23550444024.

It is a junction number, because it is equal to n+sod(n) for n = 42044405493 and 42044405502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6186888 + ... + 6193679.

It is an arithmetic number, because the mean of its divisors is an integer number (4102094864).

Almost surely, 2^42044405532 is an apocalyptic number.

It is an amenable number.

42044405532 is an abundant number, since it is smaller than the sum of its proper divisors (56405871204).

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

42044405532 is a wasteful number, since it uses less digits than its factorization.

42044405532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12380857 (or 12380855 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 42044405532 its reverse (23550444024), we get a palindrome (65594849556).

The spelling of 42044405532 in words is "forty-two billion, forty-four million, four hundred five thousand, five hundred thirty-two".