55222441351541 has 2 divisors, whose sum is σ = 55222441351542. Its totient is φ = 55222441351540.

The previous prime is 55222441351531. The next prime is 55222441351543. The reversal of 55222441351541 is 14515314422255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55212642331441 + 9799020100 = 7430521^2 + 98990^2 .

It is a cyclic number.

It is not a de Polignac number, because 55222441351541 - 2⁶ = 55222441351477 is a prime.

It is a Sophie Germain prime.

Together with 55222441351543, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 55222441351492 and 55222441351501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55222441351543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27611220675770 + 27611220675771.

It is an arithmetic number, because the mean of its divisors is an integer number (27611220675771).

Almost surely, 2^{55222441351541} is an apocalyptic number.

It is an amenable number.

55222441351541 is a deficient number, since it is larger than the sum of its proper divisors (1).

55222441351541 is an equidigital number, since it uses as much as digits as its factorization.

55222441351541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 960000, while the sum is 44.

Adding to 55222441351541 its reverse (14515314422255), we get a palindrome (69737755773796).

The spelling of 55222441351541 in words is "fifty-five trillion, two hundred twenty-two billion, four hundred forty-one million, three hundred fifty-one thousand, five hundred forty-one".