5149806736 has 20 divisors (see below), whose sum is σ = 10564677612. Its totient is φ = 2423438336.

The previous prime is 5149806709. The next prime is 5149806773. The reversal of 5149806736 is 6376089415.

It can be written as a sum of positive squares in 2 ways, for example, as 3976059136 + 1173747600 = 63056^2 + 34260^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5149806736.

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, 9466285 + ... + 9466828.

Almost surely, 2^5149806736 is an apocalyptic number.

It is an amenable number.

5149806736 is an abundant number, since it is smaller than the sum of its proper divisors (5414870876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5149806736 is a wasteful number, since it uses less digits than its factorization.

5149806736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18933138 (or 18933132 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 49.

The square root of 5149806736 is about 71762.1539253108. The cubic root of 5149806736 is about 1726.8859005843.

The spelling of 5149806736 in words is "five billion, one hundred forty-nine million, eight hundred six thousand, seven hundred thirty-six".