745516168 has 8 divisors (see below), whose sum is σ = 1397842830. Its totient is φ = 372758080.

The previous prime is 745516157. The next prime is 745516171. The reversal of 745516168 is 861615547.

745516168 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 only one way, i.e., 745399204 + 116964 = 27302^2 + 342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46594753 + ... + 46594768.

Almost surely, 2^745516168 is an apocalyptic number.

It is an amenable number.

745516168 is a deficient number, since it is larger than the sum of its proper divisors (652326662).

745516168 is a wasteful number, since it uses less digits than its factorization.

745516168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93189527 (or 93189523 counting only the distinct ones).

The product of its digits is 201600, while the sum is 43.

The square root of 745516168 is about 27304.1419568534. The cubic root of 745516168 is about 906.7460843304.

The spelling of 745516168 in words is "seven hundred forty-five million, five hundred sixteen thousand, one hundred sixty-eight".