14722452789681 has 64 divisors (see below), whose sum is σ = 25552027719680. Its totient is φ = 7322101194240.

The previous prime is 14722452789673. The next prime is 14722452789683. The reversal of 14722452789681 is 18698725422741.

It is not a de Polignac number, because 14722452789681 - 2³ = 14722452789673 is a prime.

It is a super-4 number, since 4×14722452789681⁴ (a number of 54 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14722452789683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5631460 + ... + 7820373.

It is an arithmetic number, because the mean of its divisors is an integer number (399250433120).

Almost surely, 2^{14722452789681} is an apocalyptic number.

It is an amenable number.

14722452789681 is a deficient number, since it is larger than the sum of its proper divisors (10829574929999).

14722452789681 is a wasteful number, since it uses less digits than its factorization.

14722452789681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13452086.

The product of its digits is 108380160, while the sum is 66.

It can be divided in two parts, 147224 and 52789681, that added together give a triangular number (52936905 = T₁₀₂₈₉).

The spelling of 14722452789681 in words is "fourteen trillion, seven hundred twenty-two billion, four hundred fifty-two million, seven hundred eighty-nine thousand, six hundred eighty-one".