42044221982 has 32 divisors (see below), whose sum is σ = 75148369920. Its totient is φ = 17260598880.

The previous prime is 42044221949. The next prime is 42044221997. The reversal of 42044221982 is 28912244024.

42044221982 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×42044221982³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356144 + ... + 459267.

It is an arithmetic number, because the mean of its divisors is an integer number (2348386560).

Almost surely, 2^42044221982 is an apocalyptic number.

42044221982 is a deficient number, since it is larger than the sum of its proper divisors (33104147938).

42044221982 is a wasteful number, since it uses less digits than its factorization.

42044221982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815576.

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 42044221982 in words is "forty-two billion, forty-four million, two hundred twenty-one thousand, nine hundred eighty-two".