712508318266 has 32 divisors (see below), whose sum is σ = 1126516507200. Its totient is φ = 337489676160.

The previous prime is 712508318243. The next prime is 712508318267. The reversal of 712508318266 is 662813805217.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (712508318267) 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 15 ways as a sum of consecutive naturals, for example, 1583041 + ... + 1982683.

It is an arithmetic number, because the mean of its divisors is an integer number (35203640850).

Almost surely, 2^712508318266 is an apocalyptic number.

712508318266 is a deficient number, since it is larger than the sum of its proper divisors (414008188934).

712508318266 is a wasteful number, since it uses less digits than its factorization.

712508318266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400254.

The product of its (nonzero) digits is 967680, while the sum is 49.

The spelling of 712508318266 in words is "seven hundred twelve billion, five hundred eight million, three hundred eighteen thousand, two hundred sixty-six".