745585585547 has 16 divisors (see below), whose sum is σ = 848865761280. Its totient is φ = 648231460800.

The previous prime is 745585585517. The next prime is 745585585553.

745585585547 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 745585585547 - 2⁸ = 745585585291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (745585585517) 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, 1368422 + ... + 1834052.

It is an arithmetic number, because the mean of its divisors is an integer number (53054110080).

Almost surely, 2^745585585547 is an apocalyptic number.

745585585547 is a deficient number, since it is larger than the sum of its proper divisors (103280175733).

745585585547 is a wasteful number, since it uses less digits than its factorization.

745585585547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 471994.

The product of its digits is 784000000, while the sum is 68.

The spelling of 745585585547 in words is "seven hundred forty-five billion, five hundred eighty-five million, five hundred eighty-five thousand, five hundred forty-seven".