54233843491 has 2 divisors, whose sum is σ = 54233843492. Its totient is φ = 54233843490.

The previous prime is 54233843437. The next prime is 54233843497. The reversal of 54233843491 is 19434833245.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54233843491 - 2¹¹ = 54233841443 is a prime.

It is not a weakly prime, because it can be changed into another prime (54233843497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27116921745 + 27116921746.

It is an arithmetic number, because the mean of its divisors is an integer number (27116921746).

Almost surely, 2^54233843491 is an apocalyptic number.

54233843491 is a deficient number, since it is larger than the sum of its proper divisors (1).

54233843491 is an equidigital number, since it uses as much as digits as its factorization.

54233843491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1244160, while the sum is 46.

The spelling of 54233843491 in words is "fifty-four billion, two hundred thirty-three million, eight hundred forty-three thousand, four hundred ninety-one".