6715216651121 has 8 divisors (see below), whose sum is σ = 7328448052704. Its totient is φ = 6102444776320.

The previous prime is 6715216651109. The next prime is 6715216651127. The reversal of 6715216651121 is 1211566125176.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6715216651121 - 2¹⁸ = 6715216388977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6715216651127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114851135 + ... + 114909588.

It is an arithmetic number, because the mean of its divisors is an integer number (916056006588).

Almost surely, 2^{6715216651121} is an apocalyptic number.

It is an amenable number.

6715216651121 is a deficient number, since it is larger than the sum of its proper divisors (613231401583).

6715216651121 is a wasteful number, since it uses less digits than its factorization.

6715216651121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229763391.

The product of its digits is 151200, while the sum is 44.

The spelling of 6715216651121 in words is "six trillion, seven hundred fifteen billion, two hundred sixteen million, six hundred fifty-one thousand, one hundred twenty-one".