55244211244213 has 2 divisors, whose sum is σ = 55244211244214. Its totient is φ = 55244211244212.

The previous prime is 55244211244147. The next prime is 55244211244279. The reversal of 55244211244213 is 31244211244255.

It is a balanced prime because it is at equal distance from previous prime (55244211244147) and next prime (55244211244279).

It can be written as a sum of positive squares in only one way, i.e., 55146931505604 + 97279738609 = 7426098^2 + 311897^2 .

It is a cyclic number.

It is not a de Polignac number, because 55244211244213 - 2³⁷ = 55106772290741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55244211244513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27622105622106 + 27622105622107.

It is an arithmetic number, because the mean of its divisors is an integer number (27622105622107).

Almost surely, 2^{55244211244213} is an apocalyptic number.

It is an amenable number.

55244211244213 is a deficient number, since it is larger than the sum of its proper divisors (1).

55244211244213 is an equidigital number, since it uses as much as digits as its factorization.

55244211244213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 307200, while the sum is 40.

Adding to 55244211244213 its reverse (31244211244255), we get a palindrome (86488422488468).

The spelling of 55244211244213 in words is "fifty-five trillion, two hundred forty-four billion, two hundred eleven million, two hundred forty-four thousand, two hundred thirteen".