42261645622 has 16 divisors (see below), whose sum is σ = 76261616640. Its totient is φ = 17158863528.

The previous prime is 42261645611. The next prime is 42261645631. The reversal of 42261645622 is 22654616224.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79438918 + ... + 79439449.

It is an arithmetic number, because the mean of its divisors is an integer number (4766351040).

Almost surely, 2^42261645622 is an apocalyptic number.

42261645622 is a deficient number, since it is larger than the sum of its proper divisors (33999971018).

42261645622 is a wasteful number, since it uses less digits than its factorization.

42261645622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158878395.

The product of its digits is 276480, while the sum is 40.

The spelling of 42261645622 in words is "forty-two billion, two hundred sixty-one million, six hundred forty-five thousand, six hundred twenty-two".