14486959681 has 2 divisors, whose sum is σ = 14486959682. Its totient is φ = 14486959680.

The previous prime is 14486959577. The next prime is 14486959691. The reversal of 14486959681 is 18695968441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8401555600 + 6085404081 = 91660^2 + 78009^2 .

It is a cyclic number.

It is not a de Polignac number, because 14486959681 - 2³³ = 5897025089 is a prime.

It is a super-2 number, since 2×14486959681² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (14486959691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7243479840 + 7243479841.

It is an arithmetic number, because the mean of its divisors is an integer number (7243479841).

Almost surely, 2^14486959681 is an apocalyptic number.

It is an amenable number.

14486959681 is a deficient number, since it is larger than the sum of its proper divisors (1).

14486959681 is an equidigital number, since it uses as much as digits as its factorization.

14486959681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14929920, while the sum is 61.

The spelling of 14486959681 in words is "fourteen billion, four hundred eighty-six million, nine hundred fifty-nine thousand, six hundred eighty-one".