55055266255055 has 16 divisors (see below), whose sum is σ = 72667987805088. Its totient is φ = 40040193635200.

The previous prime is 55055266255043. The next prime is 55055266255103.

It is a happy number.

55055266255055 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55055266255055 - 2⁸ = 55055266254799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4136376986 + ... + 4136390295.

It is an arithmetic number, because the mean of its divisors is an integer number (4541749237818).

Almost surely, 2^{55055266255055} is an apocalyptic number.

55055266255055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55055266255055 is a deficient number, since it is larger than the sum of its proper divisors (17612721550033).

55055266255055 is an equidigital number, since it uses as much as digits as its factorization.

55055266255055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8272767319 (or 8272767297 counting only the distinct ones).

The product of its (nonzero) digits is 56250000, while the sum is 56.

The spelling of 55055266255055 in words is "fifty-five trillion, fifty-five billion, two hundred sixty-six million, two hundred fifty-five thousand, fifty-five".