55142444424155 has 16 divisors (see below), whose sum is σ = 72186878087424. Its totient is φ = 40103370730080.

The previous prime is 55142444424131. The next prime is 55142444424161.

55142444424155 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55142444424155 - 2³⁶ = 55073724947419 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7401644 + ... + 12847926.

It is an arithmetic number, because the mean of its divisors is an integer number (4511679880464).

Almost surely, 2^{55142444424155} is an apocalyptic number.

55142444424155 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55142444424155 is a deficient number, since it is larger than the sum of its proper divisors (17044433663269).

55142444424155 is a wasteful number, since it uses less digits than its factorization.

55142444424155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5630386.

The product of its digits is 10240000, while the sum is 50.

It can be divided in two parts, 5514244 and 4424155, that added together give a palindrome (9938399).

The spelling of 55142444424155 in words is "fifty-five trillion, one hundred forty-two billion, four hundred forty-four million, four hundred twenty-four thousand, one hundred fifty-five".