718445136 has 20 divisors (see below), whose sum is σ = 1855983392. Its totient is φ = 239481696.

The previous prime is 718445131. The next prime is 718445141. The reversal of 718445136 is 631544817.

It is an interprime number because it is at equal distance from previous prime (718445131) and next prime (718445141).

It is a junction number, because it is equal to n+sod(n) for n = 718445094 and 718445103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (718445131) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 7483756 + ... + 7483851.

Almost surely, 2^718445136 is an apocalyptic number.

It is an amenable number.

718445136 is an abundant number, since it is smaller than the sum of its proper divisors (1137538256).

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

718445136 is a wasteful number, since it uses less digits than its factorization.

718445136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14967618 (or 14967612 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 718445136 is about 26803.8268909497. The cubic root of 718445136 is about 895.6353014601.

The spelling of 718445136 in words is "seven hundred eighteen million, four hundred forty-five thousand, one hundred thirty-six".