55224666642255 has 48 divisors (see below), whose sum is σ = 97162184683872. Its totient is φ = 26764624691200.

The previous prime is 55224666642251. The next prime is 55224666642269.

55224666642255 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55224666642255 - 2² = 55224666642251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55224666642251) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1802034 + ... + 10662863.

It is an arithmetic number, because the mean of its divisors is an integer number (2024212180914).

Almost surely, 2^{55224666642255} is an apocalyptic number.

55224666642255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55224666642255 is a deficient number, since it is larger than the sum of its proper divisors (41937518041617).

55224666642255 is a wasteful number, since it uses less digits than its factorization.

55224666642255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12467368 (or 12467357 counting only the distinct ones).

The product of its digits is 207360000, while the sum is 60.

The spelling of 55224666642255 in words is "fifty-five trillion, two hundred twenty-four billion, six hundred sixty-six million, six hundred forty-two thousand, two hundred fifty-five".