14189578957 has 2 divisors, whose sum is σ = 14189578958. Its totient is φ = 14189578956.

The previous prime is 14189578933. The next prime is 14189578969. The reversal of 14189578957 is 75987598141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14177426761 + 12152196 = 119069^2 + 3486^2 .

It is a cyclic number.

It is not a de Polignac number, because 14189578957 - 2⁷ = 14189578829 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14189578927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7094789478 + 7094789479.

It is an arithmetic number, because the mean of its divisors is an integer number (7094789479).

Almost surely, 2^14189578957 is an apocalyptic number.

It is an amenable number.

14189578957 is a deficient number, since it is larger than the sum of its proper divisors (1).

14189578957 is an equidigital number, since it uses as much as digits as its factorization.

14189578957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25401600, while the sum is 64.

The spelling of 14189578957 in words is "fourteen billion, one hundred eighty-nine million, five hundred seventy-eight thousand, nine hundred fifty-seven".