422647268633460 has 768 divisors, whose sum is σ = 1440397976371200. Its totient is φ = 102260135577600.

The previous prime is 422647268633393. The next prime is 422647268633477. The reversal of 422647268633460 is 64336862746224.

422647268633460 is a `hidden beast` number, since 4 + 2 + 2 + 6 + 47 + 26 + 86 + 33 + 460 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 177508301470 + ... + 177508303850.

It is an arithmetic number, because the mean of its divisors is an integer number (1875518198400).

Almost surely, 2^{422647268633460} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422647268633460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (720198988185600).

422647268633460 is an abundant number, since it is smaller than the sum of its proper divisors (1017750707737740).

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

422647268633460 is a wasteful number, since it uses less digits than its factorization.

422647268633460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3789 (or 3781 counting only the distinct ones).

The product of its (nonzero) digits is 334430208, while the sum is 63.

The spelling of 422647268633460 in words is "four hundred twenty-two trillion, six hundred forty-seven billion, two hundred sixty-eight million, six hundred thirty-three thousand, four hundred sixty".