55550055055459 has 2 divisors, whose sum is σ = 55550055055460. Its totient is φ = 55550055055458.

The previous prime is 55550055055421. The next prime is 55550055055519. The reversal of 55550055055459 is 95455055005555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55550055055459 - 2¹¹ = 55550055053411 is a prime.

It is not a weakly prime, because it can be changed into another prime (55550055056459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27775027527729 + 27775027527730.

It is an arithmetic number, because the mean of its divisors is an integer number (27775027527730).

Almost surely, 2^{55550055055459} is an apocalyptic number.

55550055055459 is a deficient number, since it is larger than the sum of its proper divisors (1).

55550055055459 is an equidigital number, since it uses as much as digits as its factorization.

55550055055459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70312500, while the sum is 58.

The spelling of 55550055055459 in words is "fifty-five trillion, five hundred fifty billion, fifty-five million, fifty-five thousand, four hundred fifty-nine".