743336564013 has 6 divisors (see below), whose sum is σ = 1073708370254. Its totient is φ = 495557709336.

The previous prime is 743336563999. The next prime is 743336564101. The reversal of 743336564013 is 310465633347.

743336564013 is a `hidden beast` number, since 7 + 43 + 3 + 36 + 564 + 0 + 13 = 666.

It can be written as a sum of positive squares in only one way, i.e., 696927771684 + 46408792329 = 834822^2 + 215427^2 .

It is a de Polignac number, because none of the positive numbers 2^k-743336564013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 743336564013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (743336564513) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41296475770 + ... + 41296475787.

Almost surely, 2^743336564013 is an apocalyptic number.

It is an amenable number.

743336564013 is a deficient number, since it is larger than the sum of its proper divisors (330371806241).

743336564013 is a wasteful number, since it uses less digits than its factorization.

743336564013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82592951563 (or 82592951560 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 45.

The spelling of 743336564013 in words is "seven hundred forty-three billion, three hundred thirty-six million, five hundred sixty-four thousand, thirteen".