54455055247 has 2 divisors, whose sum is σ = 54455055248. Its totient is φ = 54455055246.

The previous prime is 54455055233. The next prime is 54455055251. The reversal of 54455055247 is 74255055445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54455055247 - 2⁷ = 54455055119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54455055197 and 54455055206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54455055847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27227527623 + 27227527624.

It is an arithmetic number, because the mean of its divisors is an integer number (27227527624).

Almost surely, 2^54455055247 is an apocalyptic number.

54455055247 is a deficient number, since it is larger than the sum of its proper divisors (1).

54455055247 is an equidigital number, since it uses as much as digits as its factorization.

54455055247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2800000, while the sum is 46.

The spelling of 54455055247 in words is "fifty-four billion, four hundred fifty-five million, fifty-five thousand, two hundred forty-seven".