55406327165404 has 18 divisors (see below), whose sum is σ = 103000170485240. Its totient is φ = 26073565724352.

The previous prime is 55406327165363. The next prime is 55406327165443. The reversal of 55406327165404 is 40456172360455.

55406327165404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55406327165404² (a number of 28 digits) contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 23964673224 + ... + 23964675535.

Almost surely, 2^{55406327165404} is an apocalyptic number.

It is an amenable number.

55406327165404 is a deficient number, since it is larger than the sum of its proper divisors (47593843319836).

55406327165404 is a wasteful number, since it uses less digits than its factorization.

55406327165404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47929348797 (or 47929348778 counting only the distinct ones).

The product of its (nonzero) digits is 12096000, while the sum is 52.

The spelling of 55406327165404 in words is "fifty-five trillion, four hundred six billion, three hundred twenty-seven million, one hundred sixty-five thousand, four hundred four".