6714388840 has 16 divisors (see below), whose sum is σ = 15107374980. Its totient is φ = 2685755520.

The previous prime is 6714388831. The next prime is 6714388843. The reversal of 6714388840 is 488834176.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6597013284 + 117375556 = 81222^2 + 10834^2 .

It is not an unprimeable number, because it can be changed into a prime (6714388843) 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, 83929821 + ... + 83929900.

Almost surely, 2^6714388840 is an apocalyptic number.

It is an amenable number.

6714388840 is an abundant number, since it is smaller than the sum of its proper divisors (8392986140).

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

6714388840 is a wasteful number, since it uses less digits than its factorization.

6714388840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167859732 (or 167859728 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 49.

The square root of 6714388840 is about 81941.3744087808. The cubic root of 6714388840 is about 1886.5522130177.

The spelling of 6714388840 in words is "six billion, seven hundred fourteen million, three hundred eighty-eight thousand, eight hundred forty".