522520213353402 has 16 divisors (see below), whose sum is σ = 1140044101862112. Its totient is φ = 158339458591920.

The previous prime is 522520213353389. The next prime is 522520213353431. The reversal of 522520213353402 is 204353312025225.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3958486464733 + ... + 3958486464864.

It is an arithmetic number, because the mean of its divisors is an integer number (71252756366382).

Almost surely, 2^{522520213353402} is an apocalyptic number.

522520213353402 is an abundant number, since it is smaller than the sum of its proper divisors (617523888508710).

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

522520213353402 is a wasteful number, since it uses less digits than its factorization.

522520213353402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7916972929613.

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 522520213353402 its reverse (204353312025225), we get a palindrome (726873525378627).

The spelling of 522520213353402 in words is "five hundred twenty-two trillion, five hundred twenty billion, two hundred thirteen million, three hundred fifty-three thousand, four hundred two".