550161607 has 6 divisors (see below), whose sum is σ = 559647968. Its totient is φ = 540833412.

The previous prime is 550161559. The next prime is 550161613. The reversal of 550161607 is 706161055.

It is not a de Polignac number, because 550161607 - 2²³ = 541772999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550162607) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 75543 + ... + 82504.

Almost surely, 2^550161607 is an apocalyptic number.

550161607 is a deficient number, since it is larger than the sum of its proper divisors (9486361).

550161607 is an equidigital number, since it uses as much as digits as its factorization.

550161607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158165 (or 158106 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 550161607 is about 23455.5240188745. The cubic root of 550161607 is about 819.4015100468.

The spelling of 550161607 in words is "five hundred fifty million, one hundred sixty-one thousand, six hundred seven".