55273824980863 has 2 divisors, whose sum is σ = 55273824980864. Its totient is φ = 55273824980862.

The previous prime is 55273824980861. The next prime is 55273824980903. The reversal of 55273824980863 is 36808942837255.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55273824980863 - 2¹ = 55273824980861 is a prime.

Together with 55273824980861, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 55273824980792 and 55273824980801.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55273824980861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27636912490431 + 27636912490432.

It is an arithmetic number, because the mean of its divisors is an integer number (27636912490432).

Almost surely, 2^{55273824980863} is an apocalyptic number.

55273824980863 is a deficient number, since it is larger than the sum of its proper divisors (1).

55273824980863 is an equidigital number, since it uses as much as digits as its factorization.

55273824980863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 696729600, while the sum is 70.

The spelling of 55273824980863 in words is "fifty-five trillion, two hundred seventy-three billion, eight hundred twenty-four million, nine hundred eighty thousand, eight hundred sixty-three".