145799194559 has 2 divisors, whose sum is σ = 145799194560. Its totient is φ = 145799194558.

The previous prime is 145799194529. The next prime is 145799194579. The reversal of 145799194559 is 955491997541.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-145799194559 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (145799194529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72899597279 + 72899597280.

It is an arithmetic number, because the mean of its divisors is an integer number (72899597280).

Almost surely, 2^145799194559 is an apocalyptic number.

145799194559 is a deficient number, since it is larger than the sum of its proper divisors (1).

145799194559 is an equidigital number, since it uses as much as digits as its factorization.

145799194559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 91854000, while the sum is 68.

The spelling of 145799194559 in words is "one hundred forty-five billion, seven hundred ninety-nine million, one hundred ninety-four thousand, five hundred fifty-nine".