144201397867 has 2 divisors, whose sum is σ = 144201397868. Its totient is φ = 144201397866.

The previous prime is 144201397859. The next prime is 144201397891. The reversal of 144201397867 is 768793102441.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 144201397867 - 2³ = 144201397859 is a prime.

It is not a weakly prime, because it can be changed into another prime (144201394867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72100698933 + 72100698934.

It is an arithmetic number, because the mean of its divisors is an integer number (72100698934).

Almost surely, 2^144201397867 is an apocalyptic number.

144201397867 is a deficient number, since it is larger than the sum of its proper divisors (1).

144201397867 is an equidigital number, since it uses as much as digits as its factorization.

144201397867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 144201397867 in words is "one hundred forty-four billion, two hundred one million, three hundred ninety-seven thousand, eight hundred sixty-seven".