5261323436 has 12 divisors (see below), whose sum is σ = 9255523200. Its totient is φ = 2616888240.

The previous prime is 5261323381. The next prime is 5261323453. The reversal of 5261323436 is 6343231625.

It is a junction number, because it is equal to n+sod(n) for n = 5261323396 and 5261323405.

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, 3442511 + ... + 3444038.

It is an arithmetic number, because the mean of its divisors is an integer number (771293600).

Almost surely, 2^5261323436 is an apocalyptic number.

It is an amenable number.

5261323436 is a deficient number, since it is larger than the sum of its proper divisors (3994199764).

5261323436 is a wasteful number, since it uses less digits than its factorization.

5261323436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6886744 (or 6886742 counting only the distinct ones).

The product of its digits is 77760, while the sum is 35.

The square root of 5261323436 is about 72534.9807747958. The cubic root of 5261323436 is about 1739.2619669161.

The spelling of 5261323436 in words is "five billion, two hundred sixty-one million, three hundred twenty-three thousand, four hundred thirty-six".