550015673 has 2 divisors, whose sum is σ = 550015674. Its totient is φ = 550015672.

The previous prime is 550015651. The next prime is 550015691. The reversal of 550015673 is 376510055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 333719824 + 216295849 = 18268^2 + 14707^2 .

It is a cyclic number.

It is not a de Polignac number, because 550015673 - 2¹² = 550011577 is a prime.

It is a super-4 number, since 4×550015673⁴ (a number of 36 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (550515673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275007836 + 275007837.

It is an arithmetic number, because the mean of its divisors is an integer number (275007837).

Almost surely, 2^550015673 is an apocalyptic number.

It is an amenable number.

550015673 is a deficient number, since it is larger than the sum of its proper divisors (1).

550015673 is an equidigital number, since it uses as much as digits as its factorization.

550015673 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 550015673 is about 23452.4129462194. The cubic root of 550015673 is about 819.3290530857.

The spelling of 550015673 in words is "five hundred fifty million, fifteen thousand, six hundred seventy-three".