55554244245555 has 16 divisors (see below), whose sum is σ = 96967408137984. Its totient is φ = 26935391149280.

The previous prime is 55554244245541. The next prime is 55554244245571.

55554244245555 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55554244245555 - 2¹¹ = 55554244243507 is a prime.

It is a super-2 number, since 2×55554244245555² (a number of 28 digits) contains 22 as substring.

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, 168346194519 + ... + 168346194848.

It is an arithmetic number, because the mean of its divisors is an integer number (6060463008624).

Almost surely, 2^{55554244245555} is an apocalyptic number.

55554244245555 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55554244245555 is a deficient number, since it is larger than the sum of its proper divisors (41413163892429).

55554244245555 is a wasteful number, since it uses less digits than its factorization.

55554244245555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336692389386.

The product of its digits is 400000000, while the sum is 60.

The spelling of 55554244245555 in words is "fifty-five trillion, five hundred fifty-four billion, two hundred forty-four million, two hundred forty-five thousand, five hundred fifty-five".