55542424555 has 16 divisors (see below), whose sum is σ = 67554736704. Its totient is φ = 43834337280.

The previous prime is 55542424507. The next prime is 55542424559.

55542424555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55542424555 - 2¹⁵ = 55542391787 is a prime.

It is a super-3 number, since 3×55542424555³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55542424559) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33282 + ... + 334951.

It is an arithmetic number, because the mean of its divisors is an integer number (4222171044).

Almost surely, 2^55542424555 is an apocalyptic number.

55542424555 is a deficient number, since it is larger than the sum of its proper divisors (12012312149).

55542424555 is a wasteful number, since it uses less digits than its factorization.

55542424555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368646.

The product of its digits is 4000000, while the sum is 46.

The spelling of 55542424555 in words is "fifty-five billion, five hundred forty-two million, four hundred twenty-four thousand, five hundred fifty-five".