745238832547 has 8 divisors (see below), whose sum is σ = 818444113200. Its totient is φ = 672942934560.

The previous prime is 745238832521. The next prime is 745238832577.

745238832547 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 745238832547 - 2²³ = 745230443939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 745238832491 and 745238832500.

It is not an unprimeable number, because it can be changed into a prime (745238832577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227343948 + ... + 227347225.

It is an arithmetic number, because the mean of its divisors is an integer number (102305514150).

Almost surely, 2^745238832547 is an apocalyptic number.

745238832547 is a deficient number, since it is larger than the sum of its proper divisors (73205280653).

745238832547 is a wasteful number, since it uses less digits than its factorization.

745238832547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454691333.

The product of its digits is 45158400, while the sum is 58.

The spelling of 745238832547 in words is "seven hundred forty-five billion, two hundred thirty-eight million, eight hundred thirty-two thousand, five hundred forty-seven".