527222662201 has 3 divisors (see below), whose sum is σ = 527223388303. Its totient is φ = 527221936100.

The previous prime is 527222662199. The next prime is 527222662237. The reversal of 527222662201 is 102266222725.

The square root of 527222662201 is 726101.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 14136972201 + 513085690000 = 118899^2 + 716300^2 .

It is not a de Polignac number, because 527222662201 - 2¹ = 527222662199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (527222662601) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 363051 + ... + 1089151.

Almost surely, 2^527222662201 is an apocalyptic number.

527222662201 is the 726101-st square number.

527222662201 is the 363051-st centered octagonal number.

It is an amenable number.

527222662201 is a deficient number, since it is larger than the sum of its proper divisors (726102).

527222662201 is an frugal number, since it uses more digits than its factorization.

527222662201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1452202 (or 726101 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

Adding to 527222662201 its reverse (102266222725), we get a palindrome (629488884926).

The spelling of 527222662201 in words is "five hundred twenty-seven billion, two hundred twenty-two million, six hundred sixty-two thousand, two hundred one".