55555050055555 has 16 divisors (see below), whose sum is σ = 70595299229184. Its totient is φ = 41825118100480.

The previous prime is 55555050055553. The next prime is 55555050055577. The reversal of 55555050055555 is 55555005055555.

It is not a de Polignac number, because 55555050055555 - 2¹ = 55555050055553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55555050055496 and 55555050055505.

It is not an unprimeable number, because it can be changed into a prime (55555050055553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34893667 + ... + 36451036.

It is an arithmetic number, because the mean of its divisors is an integer number (4412206201824).

Almost surely, 2^{55555050055555} is an apocalyptic number.

55555050055555 is a deficient number, since it is larger than the sum of its proper divisors (15040249173629).

55555050055555 is a wasteful number, since it uses less digits than its factorization.

55555050055555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71353886.

The product of its (nonzero) digits is 48828125, while the sum is 55.

The spelling of 55555050055555 in words is "fifty-five trillion, five hundred fifty-five billion, fifty million, fifty-five thousand, five hundred fifty-five".