5600536781 has 12 divisors (see below), whose sum is σ = 6518200572. Its totient is φ = 4798035648.

The previous prime is 5600536771. The next prime is 5600536807. The reversal of 5600536781 is 1876350065.

It can be written as a sum of positive squares in 2 ways, for example, as 3980474281 + 1620062500 = 63091^2 + 40250^2 .

It is not a de Polignac number, because 5600536781 - 2¹⁸ = 5600274637 is a prime.

It is a super-2 number, since 2×5600536781² = 62732024470667683922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5600536741) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 72761 + ... + 128433.

It is an arithmetic number, because the mean of its divisors is an integer number (543183381).

Almost surely, 2^5600536781 is an apocalyptic number.

It is an amenable number.

5600536781 is a deficient number, since it is larger than the sum of its proper divisors (917663791).

5600536781 is a wasteful number, since it uses less digits than its factorization.

5600536781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57740 (or 57733 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 5600536781 is about 74836.7341684550. The cubic root of 5600536781 is about 1775.8647409579.

The spelling of 5600536781 in words is "five billion, six hundred million, five hundred thirty-six thousand, seven hundred eighty-one".