555840388756 has 12 divisors (see below), whose sum is σ = 975371147968. Its totient is φ = 277162917912.

The previous prime is 555840388711. The next prime is 555840388771. The reversal of 555840388756 is 657883048555.

It is a super-2 number, since 2×555840388756² (a number of 24 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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189317466 + ... + 189320401.

Almost surely, 2^555840388756 is an apocalyptic number.

It is an amenable number.

555840388756 is a deficient number, since it is larger than the sum of its proper divisors (419530759212).

555840388756 is a wasteful number, since it uses less digits than its factorization.

555840388756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378638238 (or 378638236 counting only the distinct ones).

The product of its (nonzero) digits is 161280000, while the sum is 64.

The spelling of 555840388756 in words is "five hundred fifty-five billion, eight hundred forty million, three hundred eighty-eight thousand, seven hundred fifty-six".