42644662224 has 40 divisors (see below), whose sum is σ = 110410790400. Its totient is φ = 14183221248.

The previous prime is 42644662199. The next prime is 42644662261. The reversal of 42644662224 is 42226644624.

It is a happy number.

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

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, 967792 + ... + 1010895.

It is an arithmetic number, because the mean of its divisors is an integer number (2760269760).

Almost surely, 2^42644662224 is an apocalyptic number.

It is an amenable number.

42644662224 is an abundant number, since it is smaller than the sum of its proper divisors (67766128176).

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

42644662224 is a wasteful number, since it uses less digits than its factorization.

42644662224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1979147 (or 1979141 counting only the distinct ones).

The product of its digits is 884736, while the sum is 42.

The spelling of 42644662224 in words is "forty-two billion, six hundred forty-four million, six hundred sixty-two thousand, two hundred twenty-four".