422817259536 has 135 divisors (see below), whose sum is σ = 1376670935133. Its totient is φ = 120789325440.

The previous prime is 422817259523. The next prime is 422817259561. The reversal of 422817259536 is 635952718224.

The square root of 422817259536 is 650244.

It is a perfect power (a square), and thus also a powerful number.

422817259536 is a `hidden beast` number, since 4 + 2 + 2 + 8 + 17 + 2 + 595 + 36 = 666.

It can be written as a sum of positive squares in only one way, i.e., 86881099536 + 335936160000 = 294756^2 + 579600^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 54616626 + ... + 54624366.

Almost surely, 2^422817259536 is an apocalyptic number.

422817259536 is the 650244-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 422817259536

422817259536 is an abundant number, since it is smaller than the sum of its proper divisors (953853675597).

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

422817259536 is an frugal number, since it uses more digits than its factorization.

422817259536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15510 (or 7753 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 422817259536 in words is "four hundred twenty-two billion, eight hundred seventeen million, two hundred fifty-nine thousand, five hundred thirty-six".