715742663 has 16 divisors (see below), whose sum is σ = 750649344. Its totient is φ = 681670080.

The previous prime is 715742641. The next prime is 715742683. The reversal of 715742663 is 366247517.

It is a cyclic number.

It is not a de Polignac number, because 715742663 - 2¹² = 715738567 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 715742663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715742603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 538706 + ... + 540032.

It is an arithmetic number, because the mean of its divisors is an integer number (46915584).

Almost surely, 2^715742663 is an apocalyptic number.

715742663 is a deficient number, since it is larger than the sum of its proper divisors (34906681).

715742663 is a wasteful number, since it uses less digits than its factorization.

715742663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622.

The product of its digits is 211680, while the sum is 41.

The square root of 715742663 is about 26753.3673207692. The cubic root of 715742663 is about 894.5108957495.

The spelling of 715742663 in words is "seven hundred fifteen million, seven hundred forty-two thousand, six hundred sixty-three".