5321630817 has 6 divisors (see below), whose sum is σ = 7686800082. Its totient is φ = 3547753872.

The previous prime is 5321630813. The next prime is 5321630861. The reversal of 5321630817 is 7180361235.

5321630817 is a `hidden beast` number, since 5 + 3 + 2 + 1 + 630 + 8 + 17 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5317909776 + 3721041 = 72924^2 + 1929^2 .

It is not a de Polignac number, because 5321630817 - 2² = 5321630813 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5321630813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295646148 + ... + 295646165.

It is an arithmetic number, because the mean of its divisors is an integer number (1281133347).

Almost surely, 2^5321630817 is an apocalyptic number.

It is an amenable number.

5321630817 is a deficient number, since it is larger than the sum of its proper divisors (2365169265).

5321630817 is a wasteful number, since it uses less digits than its factorization.

5321630817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591292319 (or 591292316 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 5321630817 is about 72949.5086823756. The cubic root of 5321630817 is about 1745.8821074692.

The spelling of 5321630817 in words is "five billion, three hundred twenty-one million, six hundred thirty thousand, eight hundred seventeen".