55254927163 has 2 divisors, whose sum is σ = 55254927164. Its totient is φ = 55254927162.

The previous prime is 55254927149. The next prime is 55254927173. The reversal of 55254927163 is 36172945255.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55254927163 is a prime.

It is not a weakly prime, because it can be changed into another prime (55254927173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27627463581 + 27627463582.

It is an arithmetic number, because the mean of its divisors is an integer number (27627463582).

Almost surely, 2^55254927163 is an apocalyptic number.

55254927163 is a deficient number, since it is larger than the sum of its proper divisors (1).

55254927163 is an equidigital number, since it uses as much as digits as its factorization.

55254927163 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268000, while the sum is 49.

The spelling of 55254927163 in words is "fifty-five billion, two hundred fifty-four million, nine hundred twenty-seven thousand, one hundred sixty-three".