55534243555 has 8 divisors (see below), whose sum is σ = 76161248352. Its totient is φ = 38080624128.

The previous prime is 55534243549. The next prime is 55534243561.

55534243555 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (55534243549) and next prime (55534243561).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 55534243555 - 2³ = 55534243547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793346302 + ... + 793346371.

It is an arithmetic number, because the mean of its divisors is an integer number (9520156044).

Almost surely, 2^55534243555 is an apocalyptic number.

55534243555 is a deficient number, since it is larger than the sum of its proper divisors (20627004797).

55534243555 is a wasteful number, since it uses less digits than its factorization.

55534243555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586692685.

The product of its digits is 4500000, while the sum is 46.

The spelling of 55534243555 in words is "fifty-five billion, five hundred thirty-four million, two hundred forty-three thousand, five hundred fifty-five".