22342421657142 has 48 divisors (see below), whose sum is σ = 48519318669120. Its totient is φ = 7430444809200.

The previous prime is 22342421657131. The next prime is 22342421657167. The reversal of 22342421657142 is 24175612424322.

22342421657142 is a `hidden beast` number, since 2 + 2 + 3 + 4 + 24 + 2 + 16 + 571 + 42 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 35205417 + ... + 35834427.

It is an arithmetic number, because the mean of its divisors is an integer number (1010819138940).

Almost surely, 2^{22342421657142} is an apocalyptic number.

22342421657142 is an abundant number, since it is smaller than the sum of its proper divisors (26176897011978).

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

22342421657142 is a wasteful number, since it uses less digits than its factorization.

22342421657142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633529 (or 633526 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 45.

The spelling of 22342421657142 in words is "twenty-two trillion, three hundred forty-two billion, four hundred twenty-one million, six hundred fifty-seven thousand, one hundred forty-two".