54421741447 has 2 divisors, whose sum is σ = 54421741448. Its totient is φ = 54421741446.

The previous prime is 54421741393. The next prime is 54421741469. The reversal of 54421741447 is 74414712445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54421741447 - 2²³ = 54413352839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54421741747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27210870723 + 27210870724.

It is an arithmetic number, because the mean of its divisors is an integer number (27210870724).

Almost surely, 2^54421741447 is an apocalyptic number.

54421741447 is a deficient number, since it is larger than the sum of its proper divisors (1).

54421741447 is an equidigital number, since it uses as much as digits as its factorization.

54421741447 is an evil number, because the sum of its binary digits is even.

The product of its digits is 501760, while the sum is 43.

The spelling of 54421741447 in words is "fifty-four billion, four hundred twenty-one million, seven hundred forty-one thousand, four hundred forty-seven".