5816997225 has 72 divisors (see below), whose sum is σ = 11263575960. Its totient is φ = 2852720640.

The previous prime is 5816997211. The next prime is 5816997247. The reversal of 5816997225 is 5227996185.

It can be written as a sum of positive squares in 12 ways, for example, as 4966866576 + 850130649 = 70476^2 + 29157^2 .

It is not a de Polignac number, because 5816997225 - 2⁴ = 5816997209 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 783129 + ... + 790521.

It is an arithmetic number, because the mean of its divisors is an integer number (156438555).

Almost surely, 2^5816997225 is an apocalyptic number.

It is an amenable number.

5816997225 is a deficient number, since it is larger than the sum of its proper divisors (5446578735).

5816997225 is a wasteful number, since it uses less digits than its factorization.

5816997225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7691 (or 7683 counting only the distinct ones).

The product of its digits is 2721600, while the sum is 54.

The square root of 5816997225 is about 76269.2416705450. The cubic root of 5816997225 is about 1798.4551791915.

The spelling of 5816997225 in words is "five billion, eight hundred sixteen million, nine hundred ninety-seven thousand, two hundred twenty-five".