745670799 has 8 divisors (see below), whose sum is σ = 1104697520. Its totient is φ = 497113848.

The previous prime is 745670791. The next prime is 745670803. The reversal of 745670799 is 997076547.

It is a happy number.

745670799 is a `hidden beast` number, since 7 + 4 + 567 + 0 + 79 + 9 = 666.

It is not a de Polignac number, because 745670799 - 2³ = 745670791 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 (745670791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13808692 + ... + 13808745.

It is an arithmetic number, because the mean of its divisors is an integer number (138087190).

Almost surely, 2^745670799 is an apocalyptic number.

745670799 is a deficient number, since it is larger than the sum of its proper divisors (359026721).

745670799 is a wasteful number, since it uses less digits than its factorization.

745670799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27617446 (or 27617440 counting only the distinct ones).

The product of its (nonzero) digits is 3333960, while the sum is 54.

The square root of 745670799 is about 27306.9734500182. The cubic root of 745670799 is about 906.8087708139.

The spelling of 745670799 in words is "seven hundred forty-five million, six hundred seventy thousand, seven hundred ninety-nine".