42020334441 has 48 divisors (see below), whose sum is σ = 63543287808. Its totient is φ = 27748170000.

The previous prime is 42020334427. The next prime is 42020334451. The reversal of 42020334441 is 14443302024.

It is a happy number.

42020334441 is a `hidden beast` number, since 420 + 203 + 34 + 4 + 4 + 1 = 666.

It is not a de Polignac number, because 42020334441 - 2¹⁹ = 42019810153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (42020334451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11647860 + ... + 11651466.

It is an arithmetic number, because the mean of its divisors is an integer number (1323818496).

Almost surely, 2^42020334441 is an apocalyptic number.

It is an amenable number.

42020334441 is a deficient number, since it is larger than the sum of its proper divisors (21522953367).

42020334441 is a wasteful number, since it uses less digits than its factorization.

42020334441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064 (or 4052 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 42020334441 its reverse (14443302024), we get a palindrome (56463636465).

The spelling of 42020334441 in words is "forty-two billion, twenty million, three hundred thirty-four thousand, four hundred forty-one".