5116621210 has 8 divisors (see below), whose sum is σ = 9209918196. Its totient is φ = 2046648480.

The previous prime is 5116621171. The next prime is 5116621229. The reversal of 5116621210 is 121266115.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 4989585769 + 127035441 = 70637^2 + 11271^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 255831051 + ... + 255831070.

Almost surely, 2^5116621210 is an apocalyptic number.

5116621210 is a deficient number, since it is larger than the sum of its proper divisors (4093296986).

5116621210 is a wasteful number, since it uses less digits than its factorization.

5116621210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511662128.

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 5116621210 is about 71530.5613706477. The cubic root of 5116621210 is about 1723.1685340962.

Adding to 5116621210 its reverse (121266115), we get a palindrome (5237887325).

The spelling of 5116621210 in words is "five billion, one hundred sixteen million, six hundred twenty-one thousand, two hundred ten".