673150665 has 16 divisors (see below), whose sum is σ = 1174954176. Its totient is φ = 326376000.

The previous prime is 673150663. The next prime is 673150679. The reversal of 673150665 is 566051376.

It is not a de Polignac number, because 673150665 - 2¹ = 673150663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673150661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2039686 + ... + 2040015.

It is an arithmetic number, because the mean of its divisors is an integer number (73434636).

Almost surely, 2^673150665 is an apocalyptic number.

It is an amenable number.

673150665 is a deficient number, since it is larger than the sum of its proper divisors (501803511).

673150665 is a wasteful number, since it uses less digits than its factorization.

673150665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4079720.

The product of its (nonzero) digits is 113400, while the sum is 39.

The square root of 673150665 is about 25945.1472341168. The cubic root of 673150665 is about 876.4034793493.

The spelling of 673150665 in words is "six hundred seventy-three million, one hundred fifty thousand, six hundred sixty-five".