550665155366 has 8 divisors (see below), whose sum is σ = 826011509544. Its totient is φ = 275327985520.

The previous prime is 550665155333. The next prime is 550665155399. The reversal of 550665155366 is 663551566055.

It is an interprime number because it is at equal distance from previous prime (550665155333) and next prime (550665155399).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×550665155366² (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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2144180 + ... + 2387223.

It is an arithmetic number, because the mean of its divisors is an integer number (103251438693).

Almost surely, 2^550665155366 is an apocalyptic number.

550665155366 is a deficient number, since it is larger than the sum of its proper divisors (275346354178).

550665155366 is a wasteful number, since it uses less digits than its factorization.

550665155366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4592166.

The product of its (nonzero) digits is 12150000, while the sum is 53.

The spelling of 550665155366 in words is "five hundred fifty billion, six hundred sixty-five million, one hundred fifty-five thousand, three hundred sixty-six".