718981468 has 12 divisors (see below), whose sum is σ = 1263232152. Its totient is φ = 358058000.

The previous prime is 718981433. The next prime is 718981511. The reversal of 718981468 is 864189817.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357055 + ... + 359062.

It is an arithmetic number, because the mean of its divisors is an integer number (105269346).

Almost surely, 2^718981468 is an apocalyptic number.

It is an amenable number.

718981468 is a deficient number, since it is larger than the sum of its proper divisors (544250684).

718981468 is a wasteful number, since it uses less digits than its factorization.

718981468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716372 (or 716370 counting only the distinct ones).

The product of its digits is 774144, while the sum is 52.

The square root of 718981468 is about 26813.8297898678. The cubic root of 718981468 is about 895.8581152219.

The spelling of 718981468 in words is "seven hundred eighteen million, nine hundred eighty-one thousand, four hundred sixty-eight".