14722306397 has 8 divisors (see below), whose sum is σ = 14893641720. Its totient is φ = 14551102720.

The previous prime is 14722306387. The next prime is 14722306409. The reversal of 14722306397 is 79360322741.

14722306397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 400440121 + 14321866276 = 20011^2 + 119674^2 .

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 14722306397 - 2¹⁴ = 14722290013 is a prime.

It is a super-3 number, since 3×14722306397³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14722306307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201713 + ... + 264825.

It is an arithmetic number, because the mean of its divisors is an integer number (1861705215).

Almost surely, 2^14722306397 is an apocalyptic number.

It is an amenable number.

14722306397 is a deficient number, since it is larger than the sum of its proper divisors (171335323).

14722306397 is an equidigital number, since it uses as much as digits as its factorization.

14722306397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65823.

The product of its (nonzero) digits is 381024, while the sum is 44.

The spelling of 14722306397 in words is "fourteen billion, seven hundred twenty-two million, three hundred six thousand, three hundred ninety-seven".