550193995577 has 16 divisors (see below), whose sum is σ = 590962579200. Its totient is φ = 510369403392.

The previous prime is 550193995573. The next prime is 550193995579. The reversal of 550193995577 is 775599391055.

It is a cyclic number.

It is not a de Polignac number, because 550193995577 - 2² = 550193995573 is a prime.

It is a super-3 number, since 3×550193995577³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550193995573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1577708 + ... + 1894610.

It is an arithmetic number, because the mean of its divisors is an integer number (36935161200).

Almost surely, 2^550193995577 is an apocalyptic number.

It is an amenable number.

550193995577 is a deficient number, since it is larger than the sum of its proper divisors (40768583623).

550193995577 is a wasteful number, since it uses less digits than its factorization.

550193995577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318392.

The product of its (nonzero) digits is 66976875, while the sum is 65.

The spelling of 550193995577 in words is "five hundred fifty billion, one hundred ninety-three million, nine hundred ninety-five thousand, five hundred seventy-seven".