42250046838 has 16 divisors (see below), whose sum is σ = 85761289920. Its totient is φ = 13873149576.

The previous prime is 42250046837. The next prime is 42250046887. The reversal of 42250046838 is 83864005224.

It is a self number, because there is not a number n which added to its sum of digits gives 42250046838.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42250046831) 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 7 ways as a sum of consecutive naturals, for example, 52549408 + ... + 52550211.

It is an arithmetic number, because the mean of its divisors is an integer number (5360080620).

Almost surely, 2^42250046838 is an apocalyptic number.

42250046838 is an abundant number, since it is smaller than the sum of its proper divisors (43511243082).

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

42250046838 is a wasteful number, since it uses less digits than its factorization.

42250046838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105099691.

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 42250046838 in words is "forty-two billion, two hundred fifty million, forty-six thousand, eight hundred thirty-eight".