5227317561 has 16 divisors (see below), whose sum is σ = 7258958208. Its totient is φ = 3342931200.

The previous prime is 5227317559. The next prime is 5227317631. The reversal of 5227317561 is 1657137225.

It is a happy number.

It is not a de Polignac number, because 5227317561 - 2¹ = 5227317559 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5227317461) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323760 + ... + 339521.

It is an arithmetic number, because the mean of its divisors is an integer number (453684888).

Almost surely, 2^5227317561 is an apocalyptic number.

It is an amenable number.

5227317561 is a deficient number, since it is larger than the sum of its proper divisors (2031640647).

5227317561 is a wasteful number, since it uses less digits than its factorization.

5227317561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663392.

The product of its digits is 88200, while the sum is 39.

The square root of 5227317561 is about 72300.1906014085. The cubic root of 5227317561 is about 1735.5067007183.

The spelling of 5227317561 in words is "five billion, two hundred twenty-seven million, three hundred seventeen thousand, five hundred sixty-one".