55555050556 has 6 divisors (see below), whose sum is σ = 97221338480. Its totient is φ = 27777525276.

The previous prime is 55555050527. The next prime is 55555050581. The reversal of 55555050556 is 65505055555.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6944381316 + ... + 6944381323.

Almost surely, 2^55555050556 is an apocalyptic number.

It is an amenable number.

55555050556 is a deficient number, since it is larger than the sum of its proper divisors (41666287924).

55555050556 is a wasteful number, since it uses less digits than its factorization.

55555050556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13888762643 (or 13888762641 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 46.

The spelling of 55555050556 in words is "fifty-five billion, five hundred fifty-five million, fifty thousand, five hundred fifty-six".