6716387238 has 16 divisors (see below), whose sum is σ = 14653935936. Its totient is φ = 2035268840.

The previous prime is 6716387233. The next prime is 6716387263. The reversal of 6716387238 is 8327836176.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6716387231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50881656 + ... + 50881787.

It is an arithmetic number, because the mean of its divisors is an integer number (915870996).

Almost surely, 2^6716387238 is an apocalyptic number.

6716387238 is an abundant number, since it is smaller than the sum of its proper divisors (7937548698).

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

6716387238 is a wasteful number, since it uses less digits than its factorization.

6716387238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101763459.

The product of its digits is 2032128, while the sum is 51.

The square root of 6716387238 is about 81953.5675733522. The cubic root of 6716387238 is about 1886.7393587775.

It can be divided in two parts, 671638 and 7238, that added together give a palindrome (678876).

The spelling of 6716387238 in words is "six billion, seven hundred sixteen million, three hundred eighty-seven thousand, two hundred thirty-eight".