743985699904 has 14 divisors (see below), whose sum is σ = 1476346623374. Its totient is φ = 371992849920.

The previous prime is 743985699823. The next prime is 743985699907. The reversal of 743985699904 is 409996589347.

It can be written as a sum of positive squares in only one way, i.e., 738018446400 + 5967253504 = 859080^2 + 77248^2 .

It is not an unprimeable number, because it can be changed into a prime (743985699907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5812388217 + ... + 5812388344.

It is an arithmetic number, because the mean of its divisors is an integer number (105453330241).

Almost surely, 2^743985699904 is an apocalyptic number.

It is an amenable number.

743985699904 is a deficient number, since it is larger than the sum of its proper divisors (732360923470).

743985699904 is a wasteful number, since it uses less digits than its factorization.

743985699904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11624776573 (or 11624776563 counting only the distinct ones).

The product of its (nonzero) digits is 529079040, while the sum is 73.

The spelling of 743985699904 in words is "seven hundred forty-three billion, nine hundred eighty-five million, six hundred ninety-nine thousand, nine hundred four".