743506856713 has 8 divisors (see below), whose sum is σ = 782651354400. Its totient is φ = 704363614848.

The previous prime is 743506856711. The next prime is 743506856749. The reversal of 743506856713 is 317658605347.

It is a happy number.

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 743506856713 - 2¹ = 743506856711 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743506856711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1054233 + ... + 1611961.

It is an arithmetic number, because the mean of its divisors is an integer number (97831419300).

Almost surely, 2^743506856713 is an apocalyptic number.

It is an amenable number.

743506856713 is a deficient number, since it is larger than the sum of its proper divisors (39144497687).

743506856713 is a wasteful number, since it uses less digits than its factorization.

743506856713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627911.

The product of its (nonzero) digits is 12700800, while the sum is 55.

The spelling of 743506856713 in words is "seven hundred forty-three billion, five hundred six million, eight hundred fifty-six thousand, seven hundred thirteen".