712806568738 has 24 divisors (see below), whose sum is σ = 1175436284400. Its totient is φ = 323950855800.

The previous prime is 712806568651. The next prime is 712806568801. The reversal of 712806568738 is 837865608217.

It is a super-2 number, since 2×712806568738² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1290553 + ... + 1758163.

It is an arithmetic number, because the mean of its divisors is an integer number (48976511850).

Almost surely, 2^712806568738 is an apocalyptic number.

712806568738 is a deficient number, since it is larger than the sum of its proper divisors (462629715662).

712806568738 is a wasteful number, since it uses less digits than its factorization.

712806568738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473934 (or 473923 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 61.

The spelling of 712806568738 in words is "seven hundred twelve billion, eight hundred six million, five hundred sixty-eight thousand, seven hundred thirty-eight".