144651717157 has 2 divisors, whose sum is σ = 144651717158. Its totient is φ = 144651717156.

The previous prime is 144651717107. The next prime is 144651717167. The reversal of 144651717157 is 751717156441.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90790126596 + 53861590561 = 301314^2 + 232081^2 .

It is a cyclic number.

It is not a de Polignac number, because 144651717157 - 2¹⁵ = 144651684389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144651717157.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144651717107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72325858578 + 72325858579.

It is an arithmetic number, because the mean of its divisors is an integer number (72325858579).

Almost surely, 2^144651717157 is an apocalyptic number.

It is an amenable number.

144651717157 is a deficient number, since it is larger than the sum of its proper divisors (1).

144651717157 is an equidigital number, since it uses as much as digits as its factorization.

144651717157 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 823200, while the sum is 49.

The spelling of 144651717157 in words is "one hundred forty-four billion, six hundred fifty-one million, seven hundred seventeen thousand, one hundred fifty-seven".