5555891459 has 2 divisors, whose sum is σ = 5555891460. Its totient is φ = 5555891458.

The previous prime is 5555891447. The next prime is 5555891501. The reversal of 5555891459 is 9541985555.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5555891459 - 2¹⁶ = 5555825923 is a prime.

It is not a weakly prime, because it can be changed into another prime (5555891359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2777945729 + 2777945730.

It is an arithmetic number, because the mean of its divisors is an integer number (2777945730).

Almost surely, 2^5555891459 is an apocalyptic number.

5555891459 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555891459 is an equidigital number, since it uses as much as digits as its factorization.

5555891459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8100000, while the sum is 56.

The square root of 5555891459 is about 74537.8525247407. The cubic root of 5555891459 is about 1771.1333096523.

The spelling of 5555891459 in words is "five billion, five hundred fifty-five million, eight hundred ninety-one thousand, four hundred fifty-nine".