712213886718 has 24 divisors (see below), whose sum is σ = 1596341471400. Its totient is φ = 229218262224.

The previous prime is 712213886693. The next prime is 712213886719. The reversal of 712213886718 is 817688312217.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (712213886719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 682196688 + ... + 682197731.

It is an arithmetic number, because the mean of its divisors is an integer number (66514227975).

Almost surely, 2^712213886718 is an apocalyptic number.

712213886718 is an abundant number, since it is smaller than the sum of its proper divisors (884127584682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

712213886718 is a wasteful number, since it uses less digits than its factorization.

712213886718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1364394456 (or 1364394453 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 54.

The spelling of 712213886718 in words is "seven hundred twelve billion, two hundred thirteen million, eight hundred eighty-six thousand, seven hundred eighteen".