55655055655 has 16 divisors (see below), whose sum is σ = 67460187168. Its totient is φ = 44074800000.

The previous prime is 55655055613. The next prime is 55655055697.

55655055655 is nontrivially palindromic in base 10.

55655055655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55655055613) and next prime (55655055697).

It is not a de Polignac number, because 55655055655 - 2⁹ = 55655055143 is a prime.

It is a super-2 number, since 2×55655055655² (a number of 22 digits) contains 22 as substring.

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, 4994440 + ... + 5005570.

It is an arithmetic number, because the mean of its divisors is an integer number (4216261698).

Almost surely, 2^55655055655 is an apocalyptic number.

55655055655 is a deficient number, since it is larger than the sum of its proper divisors (11805131513).

55655055655 is a wasteful number, since it uses less digits than its factorization.

55655055655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21138.

The product of its (nonzero) digits is 14062500, while the sum is 52.

The spelling of 55655055655 in words is "fifty-five billion, six hundred fifty-five million, fifty-five thousand, six hundred fifty-five".