745451768 has 32 divisors (see below), whose sum is σ = 1489914000. Its totient is φ = 348436992.

The previous prime is 745451767. The next prime is 745451771. The reversal of 745451768 is 867154547.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745451767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1871 + ... + 38657.

Almost surely, 2^745451768 is an apocalyptic number.

It is an amenable number.

745451768 is a deficient number, since it is larger than the sum of its proper divisors (744462232).

745451768 is a wasteful number, since it uses less digits than its factorization.

745451768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36959 (or 36955 counting only the distinct ones).

The product of its digits is 940800, while the sum is 47.

The square root of 745451768 is about 27302.9626231294. The cubic root of 745451768 is about 906.7199743984.

The spelling of 745451768 in words is "seven hundred forty-five million, four hundred fifty-one thousand, seven hundred sixty-eight".