42133342056 has 128 divisors (see below), whose sum is σ = 117778147200. Its totient is φ = 12471137280.

The previous prime is 42133342033. The next prime is 42133342057. The reversal of 42133342056 is 65024333124.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (42133342057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2497891 + ... + 2514701.

It is an arithmetic number, because the mean of its divisors is an integer number (920141775).

Almost surely, 2^42133342056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42133342056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58889073600).

42133342056 is an abundant number, since it is smaller than the sum of its proper divisors (75644805144).

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

42133342056 is a wasteful number, since it uses less digits than its factorization.

42133342056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17139 (or 17135 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

The spelling of 42133342056 in words is "forty-two billion, one hundred thirty-three million, three hundred forty-two thousand, fifty-six".