42252205011922 has 8 divisors (see below), whose sum is σ = 65563766397900. Its totient is φ = 20397616212624.

The previous prime is 42252205011889. The next prime is 42252205011923. The reversal of 42252205011922 is 22911050225224.

It can be written as a sum of positive squares in 2 ways, for example, as 36181800947161 + 6070404064761 = 6015131^2 + 2463819^2 .

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

It is not an unprimeable number, because it can be changed into a prime (42252205011923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 364243146597 + ... + 364243146712.

Almost surely, 2^{42252205011922} is an apocalyptic number.

42252205011922 is a deficient number, since it is larger than the sum of its proper divisors (23311561385978).

42252205011922 is a wasteful number, since it uses less digits than its factorization.

42252205011922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728486293340.

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 42252205011922 in words is "forty-two trillion, two hundred fifty-two billion, two hundred five million, eleven thousand, nine hundred twenty-two".