745560859679 has 4 divisors (see below), whose sum is σ = 753937948080. Its totient is φ = 737183771280.

The previous prime is 745560859663. The next prime is 745560859717. The reversal of 745560859679 is 976958065547.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 976958065547 = 10321 ⋅94657307.

It is a cyclic number.

It is not a de Polignac number, because 745560859679 - 2⁴ = 745560859663 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 (745560859619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4188544067 + ... + 4188544244.

It is an arithmetic number, because the mean of its divisors is an integer number (188484487020).

Almost surely, 2^745560859679 is an apocalyptic number.

745560859679 is a deficient number, since it is larger than the sum of its proper divisors (8377088401).

745560859679 is an equidigital number, since it uses as much as digits as its factorization.

745560859679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8377088400.

The product of its (nonzero) digits is 571536000, while the sum is 71.

The spelling of 745560859679 in words is "seven hundred forty-five billion, five hundred sixty million, eight hundred fifty-nine thousand, six hundred seventy-nine".