745304161403547 has 64 divisors (see below), whose sum is σ = 1172751759321600. Its totient is φ = 466473783444480.

The previous prime is 745304161403537. The next prime is 745304161403563.

745304161403547 is a `hidden beast` number, since 7 + 4 + 5 + 30 + 4 + 1 + 61 + 4 + 0 + 3 + 547 = 666.

745304161403547 is nontrivially palindromic in base 10.

745304161403547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 745304161403547 - 2¹⁹ = 745304160879259 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 745304161403493 and 745304161403502.

It is not an unprimeable number, because it can be changed into a prime (745304161403537) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 342265047 + ... + 344435727.

It is an arithmetic number, because the mean of its divisors is an integer number (18324246239400).

Almost surely, 2^{745304161403547} is an apocalyptic number.

745304161403547 is a deficient number, since it is larger than the sum of its proper divisors (427447597918053).

745304161403547 is a wasteful number, since it uses less digits than its factorization.

745304161403547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2176745 (or 2176739 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 745304161403547 in words is "seven hundred forty-five trillion, three hundred four billion, one hundred sixty-one million, four hundred three thousand, five hundred forty-seven".