6716370128 has 20 divisors (see below), whose sum is σ = 14013965028. Its totient is φ = 3099863040.

The previous prime is 6716370121. The next prime is 6716370163. The reversal of 6716370128 is 8210736176.

It can be written as a sum of positive squares in 2 ways, for example, as 359178304 + 6357191824 = 18952^2 + 79732^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6716370121) 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, 16144913 + ... + 16145328.

Almost surely, 2^6716370128 is an apocalyptic number.

It is an amenable number.

6716370128 is an abundant number, since it is smaller than the sum of its proper divisors (7297594900).

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

6716370128 is a wasteful number, since it uses less digits than its factorization.

6716370128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32290262 (or 32290256 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 41.

The square root of 6716370128 is about 81953.4631849076. The cubic root of 6716370128 is about 1886.7377566196.

The spelling of 6716370128 in words is "six billion, seven hundred sixteen million, three hundred seventy thousand, one hundred twenty-eight".