718131064 has 24 divisors (see below), whose sum is σ = 1566332640. Its totient is φ = 307770288.

The previous prime is 718131059. The next prime is 718131091. The reversal of 718131064 is 460131817.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 915592 + ... + 916375.

It is an arithmetic number, because the mean of its divisors is an integer number (65263860).

Almost surely, 2^718131064 is an apocalyptic number.

It is an amenable number.

718131064 is an abundant number, since it is smaller than the sum of its proper divisors (848201576).

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

718131064 is a wasteful number, since it uses less digits than its factorization.

718131064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831987 (or 1831976 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 718131064 is about 26797.9675348710. The cubic root of 718131064 is about 895.5047719059.

The spelling of 718131064 in words is "seven hundred eighteen million, one hundred thirty-one thousand, sixty-four".