144605307851 has 2 divisors, whose sum is σ = 144605307852. Its totient is φ = 144605307850.

The previous prime is 144605307829. The next prime is 144605307907. The reversal of 144605307851 is 158703506441.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144605307851 is a prime.

It is not a weakly prime, because it can be changed into another prime (144605307751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72302653925 + 72302653926.

It is an arithmetic number, because the mean of its divisors is an integer number (72302653926).

Almost surely, 2^144605307851 is an apocalyptic number.

144605307851 is a deficient number, since it is larger than the sum of its proper divisors (1).

144605307851 is an equidigital number, since it uses as much as digits as its factorization.

144605307851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 403200, while the sum is 44.

The spelling of 144605307851 in words is "one hundred forty-four billion, six hundred five million, three hundred seven thousand, eight hundred fifty-one".