5500541220431 has 2 divisors, whose sum is σ = 5500541220432. Its totient is φ = 5500541220430.

The previous prime is 5500541220413. The next prime is 5500541220439. The reversal of 5500541220431 is 1340221450055.

Together with previous prime (5500541220413) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5500541220431 is a prime.

It is a super-3 number, since 3×5500541220431³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5500541220439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2750270610215 + 2750270610216.

It is an arithmetic number, because the mean of its divisors is an integer number (2750270610216).

Almost surely, 2^{5500541220431} is an apocalyptic number.

5500541220431 is a deficient number, since it is larger than the sum of its proper divisors (1).

5500541220431 is an equidigital number, since it uses as much as digits as its factorization.

5500541220431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 5500541220431 its reverse (1340221450055), we get a palindrome (6840762670486).

The spelling of 5500541220431 in words is "five trillion, five hundred billion, five hundred forty-one million, two hundred twenty thousand, four hundred thirty-one".