5503440623 has 2 divisors, whose sum is σ = 5503440624. Its totient is φ = 5503440622.

The previous prime is 5503440601. The next prime is 5503440641. The reversal of 5503440623 is 3260443055.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5503440623 - 2¹⁴ = 5503424239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5503440623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5503440653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2751720311 + 2751720312.

It is an arithmetic number, because the mean of its divisors is an integer number (2751720312).

Almost surely, 2^5503440623 is an apocalyptic number.

5503440623 is a deficient number, since it is larger than the sum of its proper divisors (1).

5503440623 is an equidigital number, since it uses as much as digits as its factorization.

5503440623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 32.

The square root of 5503440623 is about 74185.1779198513. The cubic root of 5503440623 is about 1765.5421696546.

Adding to 5503440623 its reverse (3260443055), we get a palindrome (8763883678).

The spelling of 5503440623 in words is "five billion, five hundred three million, four hundred forty thousand, six hundred twenty-three".