5211681622 has 16 divisors (see below), whose sum is σ = 9222515712. Its totient is φ = 2161526760.

The previous prime is 5211681617. The next prime is 5211681623. The reversal of 5211681622 is 2261861125.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5211681623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6003808 + ... + 6004675.

It is an arithmetic number, because the mean of its divisors is an integer number (576407232).

Almost surely, 2^5211681622 is an apocalyptic number.

5211681622 is a deficient number, since it is larger than the sum of its proper divisors (4010834090).

5211681622 is a wasteful number, since it uses less digits than its factorization.

5211681622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12008523.

The product of its digits is 11520, while the sum is 34.

The square root of 5211681622 is about 72191.9775459850. The cubic root of 5211681622 is about 1733.7745580979.

The spelling of 5211681622 in words is "five billion, two hundred eleven million, six hundred eighty-one thousand, six hundred twenty-two".