144436259949 has 16 divisors (see below), whose sum is σ = 195164508672. Its totient is φ = 95002551728.

The previous prime is 144436259939. The next prime is 144436260029. The reversal of 144436259949 is 949952634441.

It is a cyclic number.

It is not a de Polignac number, because 144436259949 - 2⁵ = 144436259917 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 144436259892 and 144436259901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144436259909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205347 + ... + 575360.

It is an arithmetic number, because the mean of its divisors is an integer number (12197781792).

Almost surely, 2^144436259949 is an apocalyptic number.

It is an amenable number.

144436259949 is a deficient number, since it is larger than the sum of its proper divisors (50728248723).

144436259949 is an equidigital number, since it uses as much as digits as its factorization.

144436259949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781536.

The product of its digits is 33592320, while the sum is 60.

The spelling of 144436259949 in words is "one hundred forty-four billion, four hundred thirty-six million, two hundred fifty-nine thousand, nine hundred forty-nine".