5521252512 has 24 divisors (see below), whose sum is σ = 14493288096. Its totient is φ = 1840417472.

The previous prime is 5521252463. The next prime is 5521252519. The reversal of 5521252512 is 2152521255.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-3 number, since 3×5521252512³ (a number of 30 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5521252512.

It is not an unprimeable number, because it can be changed into a prime (5521252519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28756428 + ... + 28756619.

It is an arithmetic number, because the mean of its divisors is an integer number (603887004).

Almost surely, 2^5521252512 is an apocalyptic number.

It is an amenable number.

5521252512 is an abundant number, since it is smaller than the sum of its proper divisors (8972035584).

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

5521252512 is a wasteful number, since it uses less digits than its factorization.

5521252512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57513060 (or 57513052 counting only the distinct ones).

The product of its digits is 10000, while the sum is 30.

The square root of 5521252512 is about 74305.1311283413. The cubic root of 5521252512 is about 1767.4448445691. Note that the first 3 decimals are identical.

Adding to 5521252512 its reverse (2152521255), we get a palindrome (7673773767).

The spelling of 5521252512 in words is "five billion, five hundred twenty-one million, two hundred fifty-two thousand, five hundred twelve".