550687788146 has 8 divisors (see below), whose sum is σ = 854515533420. Its totient is φ = 265849277008.

The previous prime is 550687788139. The next prime is 550687788191. The reversal of 550687788146 is 641887786055.

It can be written as a sum of positive squares in 2 ways, for example, as 520329952921 + 30357835225 = 721339^2 + 174235^2 .

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

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, 4747308461 + ... + 4747308576.

Almost surely, 2^550687788146 is an apocalyptic number.

550687788146 is a deficient number, since it is larger than the sum of its proper divisors (303827745274).

550687788146 is a wasteful number, since it uses less digits than its factorization.

550687788146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9494617068.

The product of its (nonzero) digits is 90316800, while the sum is 65.

The spelling of 550687788146 in words is "five hundred fifty billion, six hundred eighty-seven million, seven hundred eighty-eight thousand, one hundred forty-six".