55253622331679 has 2 divisors, whose sum is σ = 55253622331680. Its totient is φ = 55253622331678.

The previous prime is 55253622331669. The next prime is 55253622331697. The reversal of 55253622331679 is 97613322635255.

Together with next prime (55253622331697) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55253622331679 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55253622331619) 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 as a sum of consecutive naturals, namely, 27626811165839 + 27626811165840.

It is an arithmetic number, because the mean of its divisors is an integer number (27626811165840).

Almost surely, 2^{55253622331679} is an apocalyptic number.

55253622331679 is a deficient number, since it is larger than the sum of its proper divisors (1).

55253622331679 is an equidigital number, since it uses as much as digits as its factorization.

55253622331679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61236000, while the sum is 59.

The spelling of 55253622331679 in words is "fifty-five trillion, two hundred fifty-three billion, six hundred twenty-two million, three hundred thirty-one thousand, six hundred seventy-nine".