525442307522271 has 32 divisors (see below), whose sum is σ = 723285561922560. Its totient is φ = 339127780577664.

The previous prime is 525442307522269. The next prime is 525442307522287. The reversal of 525442307522271 is 172225703244525.

It is not a de Polignac number, because 525442307522271 - 2¹ = 525442307522269 is a prime.

It is a super-2 number, since 2×525442307522271² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525442307522201) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 7785556 + ... + 33339158.

It is an arithmetic number, because the mean of its divisors is an integer number (22602673810080).

Almost surely, 2^{525442307522271} is an apocalyptic number.

525442307522271 is a deficient number, since it is larger than the sum of its proper divisors (197843254400289).

525442307522271 is a wasteful number, since it uses less digits than its factorization.

525442307522271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25555375.

The product of its (nonzero) digits is 9408000, while the sum is 51.

The spelling of 525442307522271 in words is "five hundred twenty-five trillion, four hundred forty-two billion, three hundred seven million, five hundred twenty-two thousand, two hundred seventy-one".