744700504385 has 16 divisors (see below), whose sum is σ = 900557318736. Its totient is φ = 591153067008.

The previous prime is 744700504369. The next prime is 744700504441. The reversal of 744700504385 is 583405007447.

It can be written as a sum of positive squares in 8 ways, for example, as 17639027344 + 727061477041 = 132812^2 + 852679^2 .

It is a cyclic number.

It is not a de Polignac number, because 744700504385 - 2⁴ = 744700504369 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1336799 + ... + 1810091.

It is an arithmetic number, because the mean of its divisors is an integer number (56284832421).

Almost surely, 2^744700504385 is an apocalyptic number.

It is an amenable number.

744700504385 is a deficient number, since it is larger than the sum of its proper divisors (155856814351).

744700504385 is a wasteful number, since it uses less digits than its factorization.

744700504385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475732.

The product of its (nonzero) digits is 1881600, while the sum is 47.

The spelling of 744700504385 in words is "seven hundred forty-four billion, seven hundred million, five hundred four thousand, three hundred eighty-five".