55545454579 has 2 divisors, whose sum is σ = 55545454580. Its totient is φ = 55545454578.

The previous prime is 55545454477. The next prime is 55545454589. The reversal of 55545454579 is 97545454555.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55545454579 - 2²⁷ = 55411236851 is a prime.

It is not a weakly prime, because it can be changed into another prime (55545454589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27772727289 + 27772727290.

It is an arithmetic number, because the mean of its divisors is an integer number (27772727290).

Almost surely, 2^55545454579 is an apocalyptic number.

55545454579 is a deficient number, since it is larger than the sum of its proper divisors (1).

55545454579 is an equidigital number, since it uses as much as digits as its factorization.

55545454579 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 63000000, while the sum is 58.

The spelling of 55545454579 in words is "fifty-five billion, five hundred forty-five million, four hundred fifty-four thousand, five hundred seventy-nine".