55380938726198 has 64 divisors (see below), whose sum is σ = 87405884020224. Its totient is φ = 26287226784000.

The previous prime is 55380938726161. The next prime is 55380938726261. The reversal of 55380938726198 is 89162783908355.

55380938726198 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 997629263 + ... + 997684773.

It is an arithmetic number, because the mean of its divisors is an integer number (1365716937816).

Almost surely, 2^{55380938726198} is an apocalyptic number.

55380938726198 is a deficient number, since it is larger than the sum of its proper divisors (32024945294026).

55380938726198 is a wasteful number, since it uses less digits than its factorization.

55380938726198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56661.

The product of its (nonzero) digits is 783820800, while the sum is 74.

The spelling of 55380938726198 in words is "fifty-five trillion, three hundred eighty billion, nine hundred thirty-eight million, seven hundred twenty-six thousand, one hundred ninety-eight".