422644359790 has 16 divisors (see below), whose sum is σ = 793836363168. Its totient is φ = 161707407136.

The previous prime is 422644359773. The next prime is 422644359857. The reversal of 422644359790 is 97953446224.

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, 918791857 + ... + 918792316.

It is an arithmetic number, because the mean of its divisors is an integer number (49614772698).

Almost surely, 2^422644359790 is an apocalyptic number.

422644359790 is a deficient number, since it is larger than the sum of its proper divisors (371192003378).

422644359790 is a wasteful number, since it uses less digits than its factorization.

422644359790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1837584203.

The product of its (nonzero) digits is 13063680, while the sum is 55.

The spelling of 422644359790 in words is "four hundred twenty-two billion, six hundred forty-four million, three hundred fifty-nine thousand, seven hundred ninety".