144651365129 has 4 divisors (see below), whose sum is σ = 145790352384. Its totient is φ = 143512377876.

The previous prime is 144651365099. The next prime is 144651365137. The reversal of 144651365129 is 921563156441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 144651365129 - 2⁸ = 144651364873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144651365149) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 569493437 + ... + 569493690.

It is an arithmetic number, because the mean of its divisors is an integer number (36447588096).

Almost surely, 2^144651365129 is an apocalyptic number.

It is an amenable number.

144651365129 is a deficient number, since it is larger than the sum of its proper divisors (1138987255).

144651365129 is a wasteful number, since it uses less digits than its factorization.

144651365129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138987254.

The product of its digits is 777600, while the sum is 47.

The spelling of 144651365129 in words is "one hundred forty-four billion, six hundred fifty-one million, three hundred sixty-five thousand, one hundred twenty-nine".