6716731355136 has 416 divisors, whose sum is σ = 21759175257600. Its totient is φ = 2030575288320.

The previous prime is 6716731355129. The next prime is 6716731355167. The reversal of 6716731355136 is 6315531376176.

6716731355136 is a `hidden beast` number, since 6 + 7 + 1 + 6 + 73 + 13 + 551 + 3 + 6 = 666.

It is a super-2 number, since 2×6716731355136² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 534042480 + ... + 534055056.

Almost surely, 2^{6716731355136} is an apocalyptic number.

6716731355136 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6716731355136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10879587628800).

6716731355136 is an abundant number, since it is smaller than the sum of its proper divisors (15042443902464).

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

6716731355136 is a wasteful number, since it uses less digits than its factorization.

6716731355136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13060 (or 13032 counting only the distinct ones).

The product of its digits is 7144200, while the sum is 54.

The spelling of 6716731355136 in words is "six trillion, seven hundred sixteen billion, seven hundred thirty-one million, three hundred fifty-five thousand, one hundred thirty-six".