42334511838 has 32 divisors (see below), whose sum is σ = 89138135040. Its totient is φ = 13366866240.

The previous prime is 42334511809. The next prime is 42334511917. The reversal of 42334511838 is 83811543324.

It is a self number, because there is not a number n which added to its sum of digits gives 42334511838.

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, 911106 + ... + 956442.

It is an arithmetic number, because the mean of its divisors is an integer number (2785566720).

Almost surely, 2^42334511838 is an apocalyptic number.

42334511838 is an abundant number, since it is smaller than the sum of its proper divisors (46803623202).

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

42334511838 is a wasteful number, since it uses less digits than its factorization.

42334511838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53552.

The product of its digits is 276480, while the sum is 42.

The spelling of 42334511838 in words is "forty-two billion, three hundred thirty-four million, five hundred eleven thousand, eight hundred thirty-eight".