42222505722 has 8 divisors (see below), whose sum is σ = 84445011456. Its totient is φ = 14074168572.

The previous prime is 42222505681. The next prime is 42222505723. The reversal of 42222505722 is 22750522224.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

42222505722 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (42222505723) 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 3 ways as a sum of consecutive naturals, for example, 3518542138 + ... + 3518542149.

It is an arithmetic number, because the mean of its divisors is an integer number (10555626432).

Almost surely, 2^42222505722 is an apocalyptic number.

42222505722 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

42222505722 is a wasteful number, since it uses less digits than its factorization.

42222505722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7037084292.

The product of its (nonzero) digits is 44800, while the sum is 33.

The spelling of 42222505722 in words is "forty-two billion, two hundred twenty-two million, five hundred five thousand, seven hundred twenty-two".