14457428885891 has 2 divisors, whose sum is σ = 14457428885892. Its totient is φ = 14457428885890.

The previous prime is 14457428885873. The next prime is 14457428885903. The reversal of 14457428885891 is 19858882475441.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 14457428885891 - 2¹⁰ = 14457428884867 is a prime.

It is not a weakly prime, because it can be changed into another prime (14457428885791) 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, 7228714442945 + 7228714442946.

It is an arithmetic number, because the mean of its divisors is an integer number (7228714442946).

Almost surely, 2^{14457428885891} is an apocalyptic number.

14457428885891 is a deficient number, since it is larger than the sum of its proper divisors (1).

14457428885891 is an equidigital number, since it uses as much as digits as its factorization.

14457428885891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 825753600, while the sum is 74.

The spelling of 14457428885891 in words is "fourteen trillion, four hundred fifty-seven billion, four hundred twenty-eight million, eight hundred eighty-five thousand, eight hundred ninety-one".