551667066205 has 8 divisors (see below), whose sum is σ = 668073879000. Its totient is φ = 437284719936.

The previous prime is 551667066161. The next prime is 551667066221. The reversal of 551667066205 is 502660766155.

551667066205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 196006311076 + 355660755129 = 442726^2 + 596373^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 551667066205 - 2⁹ = 551667065693 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 506116030 + ... + 506117119.

It is an arithmetic number, because the mean of its divisors is an integer number (83509234875).

Almost surely, 2^551667066205 is an apocalyptic number.

It is an amenable number.

551667066205 is a deficient number, since it is larger than the sum of its proper divisors (116406812795).

551667066205 is a wasteful number, since it uses less digits than its factorization.

551667066205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012233263.

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 551667066205 in words is "five hundred fifty-one billion, six hundred sixty-seven million, sixty-six thousand, two hundred five".