5222620512 has 72 divisors (see below), whose sum is σ = 14899837680. Its totient is φ = 1735246080.

The previous prime is 5222620493. The next prime is 5222620547. The reversal of 5222620512 is 2150262225.

5222620512 is a `hidden beast` number, since 5 + 2 + 22 + 620 + 5 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 60414 + ... + 118722.

It is an arithmetic number, because the mean of its divisors is an integer number (206942190).

Almost surely, 2^5222620512 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 5222620512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7449918840).

5222620512 is an abundant number, since it is smaller than the sum of its proper divisors (9677217168).

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

5222620512 is a wasteful number, since it uses less digits than its factorization.

5222620512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58636 (or 58625 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5222620512 is about 72267.7003370109. The cubic root of 5222620512 is about 1734.9867270257.

Adding to 5222620512 its reverse (2150262225), we get a palindrome (7372882737).

The spelling of 5222620512 in words is "five billion, two hundred twenty-two million, six hundred twenty thousand, five hundred twelve".