422766344040 has 64 divisors (see below), whose sum is σ = 1279522958400. Its totient is φ = 111740009472.

The previous prime is 422766344023. The next prime is 422766344071. The reversal of 422766344040 is 40443667224.

It is a junction number, because it is equal to n+sod(n) for n = 422766343983 and 422766344001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15575170 + ... + 15602289.

It is an arithmetic number, because the mean of its divisors is an integer number (19992546225).

Almost surely, 2^422766344040 is an apocalyptic number.

422766344040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422766344040 is an abundant number, since it is smaller than the sum of its proper divisors (856756614360).

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

422766344040 is a wasteful number, since it uses less digits than its factorization.

422766344040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31177586 (or 31177582 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 42.

The spelling of 422766344040 in words is "four hundred twenty-two billion, seven hundred sixty-six million, three hundred forty-four thousand, forty".