55203324167808 has 384 divisors, whose sum is σ = 160806555736320. Its totient is φ = 18176616235008.

The previous prime is 55203324167711. The next prime is 55203324167837. The reversal of 55203324167808 is 80876142330255.

55203324167808 is a `hidden beast` number, since 5 + 520 + 3 + 3 + 2 + 41 + 6 + 78 + 0 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23223946716 + ... + 23223949092.

It is an arithmetic number, because the mean of its divisors is an integer number (418767072230).

Almost surely, 2^{55203324167808} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55203324167808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80403277868160).

55203324167808 is an abundant number, since it is smaller than the sum of its proper divisors (105603231568512).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55203324167808 is a wasteful number, since it uses less digits than its factorization.

55203324167808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3264 (or 3249 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 55203324167808 in words is "fifty-five trillion, two hundred three billion, three hundred twenty-four million, one hundred sixty-seven thousand, eight hundred eight".