522421452288 has 240 divisors, whose sum is σ = 1598575760496. Its totient is φ = 163677143040.

The previous prime is 522421452251. The next prime is 522421452299. The reversal of 522421452288 is 882254124225.

522421452288 is a `hidden beast` number, since 5 + 2 + 2 + 42 + 1 + 4 + 522 + 88 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64309795 + ... + 64317917.

Almost surely, 2^522421452288 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 522421452288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (799287880248).

522421452288 is an abundant number, since it is smaller than the sum of its proper divisors (1076154308208).

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

522421452288 is a wasteful number, since it uses less digits than its factorization.

522421452288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8985 (or 8966 counting only the distinct ones).

The product of its digits is 819200, while the sum is 45.

The spelling of 522421452288 in words is "five hundred twenty-two billion, four hundred twenty-one million, four hundred fifty-two thousand, two hundred eighty-eight".