422385390790 has 16 divisors (see below), whose sum is σ = 829411313040. Its totient is φ = 153594687520.

The previous prime is 422385390787. The next prime is 422385390821. The reversal of 422385390790 is 97093583224.

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, 1919933485 + ... + 1919933704.

It is an arithmetic number, because the mean of its divisors is an integer number (51838207065).

Almost surely, 2^422385390790 is an apocalyptic number.

422385390790 is a deficient number, since it is larger than the sum of its proper divisors (407025922250).

422385390790 is a wasteful number, since it uses less digits than its factorization.

422385390790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839867207.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 422385390790 in words is "four hundred twenty-two billion, three hundred eighty-five million, three hundred ninety thousand, seven hundred ninety".