5440236513 has 16 divisors (see below), whose sum is σ = 7313418816. Its totient is φ = 3596973120.

The previous prime is 5440236509. The next prime is 5440236533. The reversal of 5440236513 is 3156320445.

5440236513 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5440236513 - 2² = 5440236509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5440236533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 898131 + ... + 904167.

It is an arithmetic number, because the mean of its divisors is an integer number (457088676).

Almost surely, 2^5440236513 is an apocalyptic number.

It is an amenable number.

5440236513 is a deficient number, since it is larger than the sum of its proper divisors (1873182303).

5440236513 is a wasteful number, since it uses less digits than its factorization.

5440236513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8464.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 5440236513 is about 73757.9589807093. The cubic root of 5440236513 is about 1758.7573564198.

Adding to 5440236513 its reverse (3156320445), we get a palindrome (8596556958).

The spelling of 5440236513 in words is "five billion, four hundred forty million, two hundred thirty-six thousand, five hundred thirteen".