14716358721 has 21 divisors (see below), whose sum is σ = 22069356499. Its totient is φ = 9808722216.

The previous prime is 14716358711. The next prime is 14716358729. The reversal of 14716358721 is 12785361741.

The square root of 14716358721 is 121311.

It is a perfect power (a square), and thus also a powerful number.

14716358721 is a `hidden beast` number, since 1 + 4 + 7 + 1 + 63 + 587 + 2 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14663999025 + 52359696 = 121095^2 + 7236^2 .

It is not a de Polignac number, because 14716358721 - 2⁷ = 14716358593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14716358729) by changing a digit.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 3273151 + ... + 3277643.

Almost surely, 2^14716358721 is an apocalyptic number.

14716358721 is the 121311-st square number.

14716358721 is the 60656-th centered octagonal number.

It is an amenable number.

14716358721 is a deficient number, since it is larger than the sum of its proper divisors (7352997778).

14716358721 is an frugal number, since it uses more digits than its factorization.

14716358721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9004 (or 4496 counting only the distinct ones).

The product of its digits is 282240, while the sum is 45.

The spelling of 14716358721 in words is "fourteen billion, seven hundred sixteen million, three hundred fifty-eight thousand, seven hundred twenty-one".