54996816227 has 2 divisors, whose sum is σ = 54996816228. Its totient is φ = 54996816226.

The previous prime is 54996816143. The next prime is 54996816271. The reversal of 54996816227 is 72261869945.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54996816227 - 2¹⁸ = 54996554083 is a prime.

It is not a weakly prime, because it can be changed into another prime (54096816227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27498408113 + 27498408114.

It is an arithmetic number, because the mean of its divisors is an integer number (27498408114).

Almost surely, 2^54996816227 is an apocalyptic number.

54996816227 is a deficient number, since it is larger than the sum of its proper divisors (1).

54996816227 is an equidigital number, since it uses as much as digits as its factorization.

54996816227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 59.

The spelling of 54996816227 in words is "fifty-four billion, nine hundred ninety-six million, eight hundred sixteen thousand, two hundred twenty-seven".