144653115557 has 2 divisors, whose sum is σ = 144653115558. Its totient is φ = 144653115556.

The previous prime is 144653115553. The next prime is 144653115707. The reversal of 144653115557 is 755511356441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113026405636 + 31626709921 = 336194^2 + 177839^2 .

It is a cyclic number.

It is not a de Polignac number, because 144653115557 - 2² = 144653115553 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (144653115553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72326557778 + 72326557779.

It is an arithmetic number, because the mean of its divisors is an integer number (72326557779).

Almost surely, 2^144653115557 is an apocalyptic number.

It is an amenable number.

144653115557 is a deficient number, since it is larger than the sum of its proper divisors (1).

144653115557 is an equidigital number, since it uses as much as digits as its factorization.

144653115557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1260000, while the sum is 47.

The spelling of 144653115557 in words is "one hundred forty-four billion, six hundred fifty-three million, one hundred fifteen thousand, five hundred fifty-seven".