55204366340255 has 32 divisors (see below), whose sum is σ = 73275306531840. Its totient is φ = 39590048085120.

The previous prime is 55204366340243. The next prime is 55204366340297.

It is a happy number.

55204366340255 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55204366340255 - 2⁴ = 55204366340239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4652444 + ... + 11491473.

It is an arithmetic number, because the mean of its divisors is an integer number (2289853329120).

Almost surely, 2^{55204366340255} is an apocalyptic number.

55204366340255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55204366340255 is a deficient number, since it is larger than the sum of its proper divisors (18070940191585).

55204366340255 is a wasteful number, since it uses less digits than its factorization.

55204366340255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16144799.

The product of its (nonzero) digits is 12960000, while the sum is 50.

The spelling of 55204366340255 in words is "fifty-five trillion, two hundred four billion, three hundred sixty-six million, three hundred forty thousand, two hundred fifty-five".