550164657 has 32 divisors (see below), whose sum is σ = 883851264. Its totient is φ = 297748800.

The previous prime is 550164653. The next prime is 550164677. The reversal of 550164657 is 756461055.

It is not a de Polignac number, because 550164657 - 2² = 550164653 is a prime.

It is a super-2 number, since 2×550164657² = 605362299623855298, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550164653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21607 + ... + 39587.

It is an arithmetic number, because the mean of its divisors is an integer number (27620352).

Almost surely, 2^550164657 is an apocalyptic number.

It is an amenable number.

550164657 is a deficient number, since it is larger than the sum of its proper divisors (333686607).

550164657 is a wasteful number, since it uses less digits than its factorization.

550164657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18069.

The product of its (nonzero) digits is 126000, while the sum is 39.

The square root of 550164657 is about 23455.5890354517. The cubic root of 550164657 is about 819.4030242504.

The spelling of 550164657 in words is "five hundred fifty million, one hundred sixty-four thousand, six hundred fifty-seven".