42224212164 has 48 divisors (see below), whose sum is σ = 107284766400. Its totient is φ = 12874167936.

The previous prime is 42224212157. The next prime is 42224212223. The reversal of 42224212164 is 46121242224.

It is a nude number because it is divisible by every one of its digits.

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, 3186387 + ... + 3199610.

It is an arithmetic number, because the mean of its divisors is an integer number (2235099300).

Almost surely, 2^42224212164 is an apocalyptic number.

It is an amenable number.

42224212164 is an abundant number, since it is smaller than the sum of its proper divisors (65060554236).

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

42224212164 is a wasteful number, since it uses less digits than its factorization.

42224212164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6386052 (or 6386050 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

Adding to 42224212164 its reverse (46121242224), we get a palindrome (88345454388).

The spelling of 42224212164 in words is "forty-two billion, two hundred twenty-four million, two hundred twelve thousand, one hundred sixty-four".