146991203591719 has 2 divisors, whose sum is σ = 146991203591720. Its totient is φ = 146991203591718.

The previous prime is 146991203591669. The next prime is 146991203591803. The reversal of 146991203591719 is 917195302199641.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 146991203591719 - 2²¹ = 146991201494567 is a prime.

It is a super-2 number, since 2×146991203591719² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146991204591719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73495601795859 + 73495601795860.

It is an arithmetic number, because the mean of its divisors is an integer number (73495601795860).

Almost surely, 2^{146991203591719} is an apocalyptic number.

146991203591719 is a deficient number, since it is larger than the sum of its proper divisors (1).

146991203591719 is an equidigital number, since it uses as much as digits as its factorization.

146991203591719 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33067440, while the sum is 67.

The spelling of 146991203591719 in words is "one hundred forty-six trillion, nine hundred ninety-one billion, two hundred three million, five hundred ninety-one thousand, seven hundred nineteen".