5525150521 has 12 divisors (see below), whose sum is σ = 6176041200. Its totient is φ = 4937724440.

The previous prime is 5525150509. The next prime is 5525150537. The reversal of 5525150521 is 1250515255.

It is not a de Polignac number, because 5525150521 - 2¹⁷ = 5525019449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5525150591) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 379831 + ... + 394108.

It is an arithmetic number, because the mean of its divisors is an integer number (514670100).

Almost surely, 2^5525150521 is an apocalyptic number.

It is an amenable number.

5525150521 is a deficient number, since it is larger than the sum of its proper divisors (650890679).

5525150521 is a wasteful number, since it uses less digits than its factorization.

5525150521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 774020 (or 774009 counting only the distinct ones).

The product of its (nonzero) digits is 12500, while the sum is 31.

The square root of 5525150521 is about 74331.3562435127. The cubic root of 5525150521 is about 1767.8606859141.

Adding to 5525150521 its reverse (1250515255), we get a palindrome (6775665776).

The spelling of 5525150521 in words is "five billion, five hundred twenty-five million, one hundred fifty thousand, five hundred twenty-one".