140318470868 has 12 divisors (see below), whose sum is σ = 245726334420. Its totient is φ = 70110946752.

The previous prime is 140318470867. The next prime is 140318470913. The reversal of 140318470868 is 868074813041.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 94459104964 + 45859365904 = 307342^2 + 214148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140318470867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12065633 + ... + 12077256.

It is an arithmetic number, because the mean of its divisors is an integer number (20477194535).

Almost surely, 2^140318470868 is an apocalyptic number.

It is an amenable number.

140318470868 is a deficient number, since it is larger than the sum of its proper divisors (105407863552).

140318470868 is a wasteful number, since it uses less digits than its factorization.

140318470868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24144346 (or 24144344 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 50.

The spelling of 140318470868 in words is "one hundred forty billion, three hundred eighteen million, four hundred seventy thousand, eight hundred sixty-eight".