718106642 has 16 divisors (see below), whose sum is σ = 1215604800. Its totient is φ = 315156240.

The previous prime is 718106633. The next prime is 718106659. The reversal of 718106642 is 246601817.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562142 + ... + 563417.

It is an arithmetic number, because the mean of its divisors is an integer number (75975300).

Almost surely, 2^718106642 is an apocalyptic number.

718106642 is a deficient number, since it is larger than the sum of its proper divisors (497498158).

718106642 is a wasteful number, since it uses less digits than its factorization.

718106642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125601.

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 718106642 is about 26797.5118621114. The cubic root of 718106642 is about 895.4946204323.

The spelling of 718106642 in words is "seven hundred eighteen million, one hundred six thousand, six hundred forty-two".