5540321344513 has 4 divisors (see below), whose sum is σ = 5547169702980. Its totient is φ = 5533472986048.

The previous prime is 5540321344507. The next prime is 5540321344561. The reversal of 5540321344513 is 3154431230455.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5139211922289 + 401109422224 = 2266983^2 + 633332^2 .

It is a cyclic number.

It is not a de Polignac number, because 5540321344513 - 2⁹ = 5540321344001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5540321344573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3424178020 + ... + 3424179637.

It is an arithmetic number, because the mean of its divisors is an integer number (1386792425745).

Almost surely, 2^{5540321344513} is an apocalyptic number.

It is an amenable number.

5540321344513 is a deficient number, since it is larger than the sum of its proper divisors (6848358467).

5540321344513 is an equidigital number, since it uses as much as digits as its factorization.

5540321344513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6848358466.

The product of its (nonzero) digits is 432000, while the sum is 40.

Adding to 5540321344513 its reverse (3154431230455), we get a palindrome (8694752574968).

The spelling of 5540321344513 in words is "five trillion, five hundred forty billion, three hundred twenty-one million, three hundred forty-four thousand, five hundred thirteen".