5211340636 has 12 divisors (see below), whose sum is σ = 9313885728. Its totient is φ = 2550230432.

The previous prime is 5211340619. The next prime is 5211340643. The reversal of 5211340636 is 6360431125.

It is a junction number, because it is equal to n+sod(n) for n = 5211340598 and 5211340607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13859761 + ... + 13860136.

It is an arithmetic number, because the mean of its divisors is an integer number (776157144).

Almost surely, 2^5211340636 is an apocalyptic number.

It is an amenable number.

5211340636 is a deficient number, since it is larger than the sum of its proper divisors (4102545092).

5211340636 is a wasteful number, since it uses less digits than its factorization.

5211340636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27719948 (or 27719946 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 5211340636 is about 72189.6158460481. The cubic root of 5211340636 is about 1733.7367452390.

The spelling of 5211340636 in words is "five billion, two hundred eleven million, three hundred forty thousand, six hundred thirty-six".