555840388755 has 32 divisors (see below), whose sum is σ = 995373576000. Its totient is φ = 294284342016.

The previous prime is 555840388711. The next prime is 555840388771. The reversal of 555840388755 is 557883048555.

It is a happy number.

555840388755 is a `hidden beast` number, since 5 + 558 + 4 + 0 + 3 + 8 + 8 + 75 + 5 = 666.

555840388755 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 555840388755 - 2²⁰ = 555839340179 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 555840388692 and 555840388701.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15008280 + ... + 15045269.

It is an arithmetic number, because the mean of its divisors is an integer number (31105424250).

Almost surely, 2^555840388755 is an apocalyptic number.

555840388755 is a deficient number, since it is larger than the sum of its proper divisors (439533187245).

555840388755 is a wasteful number, since it uses less digits than its factorization.

555840388755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30053700 (or 30053694 counting only the distinct ones).

The product of its (nonzero) digits is 134400000, while the sum is 63.

The spelling of 555840388755 in words is "five hundred fifty-five billion, eight hundred forty million, three hundred eighty-eight thousand, seven hundred fifty-five".