14468923649 has 2 divisors, whose sum is σ = 14468923650. Its totient is φ = 14468923648.

The previous prime is 14468923619. The next prime is 14468923699. The reversal of 14468923649 is 94632986441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8428525249 + 6040398400 = 91807^2 + 77720^2 .

It is a cyclic number.

It is not a de Polignac number, because 14468923649 - 2⁸ = 14468923393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14468923594 and 14468923603.

It is not a weakly prime, because it can be changed into another prime (14468923619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7234461824 + 7234461825.

It is an arithmetic number, because the mean of its divisors is an integer number (7234461825).

Almost surely, 2^14468923649 is an apocalyptic number.

It is an amenable number.

14468923649 is a deficient number, since it is larger than the sum of its proper divisors (1).

14468923649 is an equidigital number, since it uses as much as digits as its factorization.

14468923649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8957952, while the sum is 56.

It can be divided in two parts, 1446892 and 3649, that added together give a palindrome (1450541).

The spelling of 14468923649 in words is "fourteen billion, four hundred sixty-eight million, nine hundred twenty-three thousand, six hundred forty-nine".