745563052349 has 8 divisors (see below), whose sum is σ = 762456478080. Its totient is φ = 728712559296.

The previous prime is 745563052321. The next prime is 745563052357. The reversal of 745563052349 is 943250365547.

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 745563052349 - 2²⁰ = 745562003773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745563052349.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745563052319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10698044 + ... + 10767509.

It is an arithmetic number, because the mean of its divisors is an integer number (95307059760).

Almost surely, 2^745563052349 is an apocalyptic number.

It is an amenable number.

745563052349 is a deficient number, since it is larger than the sum of its proper divisors (16893425731).

745563052349 is a wasteful number, since it uses less digits than its factorization.

745563052349 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21466339.

The product of its (nonzero) digits is 13608000, while the sum is 53.

The spelling of 745563052349 in words is "seven hundred forty-five billion, five hundred sixty-three million, fifty-two thousand, three hundred forty-nine".