54642824659 has 2 divisors, whose sum is σ = 54642824660. Its totient is φ = 54642824658.

The previous prime is 54642824611. The next prime is 54642824693. The reversal of 54642824659 is 95642824645.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54642824659 - 2⁷ = 54642824531 is a prime.

It is not a weakly prime, because it can be changed into another prime (54642824459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27321412329 + 27321412330.

It is an arithmetic number, because the mean of its divisors is an integer number (27321412330).

Almost surely, 2^54642824659 is an apocalyptic number.

54642824659 is a deficient number, since it is larger than the sum of its proper divisors (1).

54642824659 is an equidigital number, since it uses as much as digits as its factorization.

54642824659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16588800, while the sum is 55.

The spelling of 54642824659 in words is "fifty-four billion, six hundred forty-two million, eight hundred twenty-four thousand, six hundred fifty-nine".