55550266017 has 32 divisors (see below), whose sum is σ = 77988476160. Its totient is φ = 35124756480.

The previous prime is 55550265923. The next prime is 55550266021. The reversal of 55550266017 is 71066205555.

It is a happy number.

It is not a de Polignac number, because 55550266017 - 2⁸ = 55550265761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55550266017.

It is not an unprimeable number, because it can be changed into a prime (55550266027) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 6408028 + ... + 6416690.

It is an arithmetic number, because the mean of its divisors is an integer number (2437139880).

Almost surely, 2^55550266017 is an apocalyptic number.

It is an amenable number.

55550266017 is a deficient number, since it is larger than the sum of its proper divisors (22438210143).

55550266017 is a wasteful number, since it uses less digits than its factorization.

55550266017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10153.

The product of its (nonzero) digits is 315000, while the sum is 42.

The spelling of 55550266017 in words is "fifty-five billion, five hundred fifty million, two hundred sixty-six thousand, seventeen".