5225121522 has 48 divisors (see below), whose sum is σ = 11593996128. Its totient is φ = 1699790400.

The previous prime is 5225121497. The next prime is 5225121593. The reversal of 5225121522 is 2251215225.

It is a happy 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 23 ways as a sum of consecutive naturals, for example, 1354897 + ... + 1358747.

It is an arithmetic number, because the mean of its divisors is an integer number (241541586).

Almost surely, 2^5225121522 is an apocalyptic number.

5225121522 is an abundant number, since it is smaller than the sum of its proper divisors (6368874606).

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

5225121522 is a wasteful number, since it uses less digits than its factorization.

5225121522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5655 (or 5652 counting only the distinct ones).

The product of its digits is 4000, while the sum is 27.

The square root of 5225121522 is about 72285.0020543681. The cubic root of 5225121522 is about 1735.2636331417.

Adding to 5225121522 its reverse (2251215225), we get a palindrome (7476336747).

The spelling of 5225121522 in words is "five billion, two hundred twenty-five million, one hundred twenty-one thousand, five hundred twenty-two".