144451105361 has 2 divisors, whose sum is σ = 144451105362. Its totient is φ = 144451105360.

The previous prime is 144451105319. The next prime is 144451105411. The reversal of 144451105361 is 163501154441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108031199761 + 36419905600 = 328681^2 + 190840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144451105361 is a prime.

It is a super-2 number, since 2×144451105361² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (144451105261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72225552680 + 72225552681.

It is an arithmetic number, because the mean of its divisors is an integer number (72225552681).

Almost surely, 2^144451105361 is an apocalyptic number.

It is an amenable number.

144451105361 is a deficient number, since it is larger than the sum of its proper divisors (1).

144451105361 is an equidigital number, since it uses as much as digits as its factorization.

144451105361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 144451105361 in words is "one hundred forty-four billion, four hundred fifty-one million, one hundred five thousand, three hundred sixty-one".