5542643591 has 2 divisors, whose sum is σ = 5542643592. Its totient is φ = 5542643590.

The previous prime is 5542643573. The next prime is 5542643597. The reversal of 5542643591 is 1953462455.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5542643591 - 2⁶ = 5542643527 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5542643597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2771321795 + 2771321796.

It is an arithmetic number, because the mean of its divisors is an integer number (2771321796).

Almost surely, 2^5542643591 is an apocalyptic number.

5542643591 is a deficient number, since it is larger than the sum of its proper divisors (1).

5542643591 is an equidigital number, since it uses as much as digits as its factorization.

5542643591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648000, while the sum is 44.

The square root of 5542643591 is about 74448.9327727403. The cubic root of 5542643591 is about 1769.7244499605.

The spelling of 5542643591 in words is "five billion, five hundred forty-two million, six hundred forty-three thousand, five hundred ninety-one".