144428037780575 has 24 divisors (see below), whose sum is σ = 179298526950000. Its totient is φ = 115408457948160.

The previous prime is 144428037780571. The next prime is 144428037780581. The reversal of 144428037780575 is 575087730824441.

It is not a de Polignac number, because 144428037780575 - 2² = 144428037780571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144428037780571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86257304 + ... + 87915746.

It is an arithmetic number, because the mean of its divisors is an integer number (7470771956250).

Almost surely, 2^{144428037780575} is an apocalyptic number.

144428037780575 is a deficient number, since it is larger than the sum of its proper divisors (34870489169425).

144428037780575 is a wasteful number, since it uses less digits than its factorization.

144428037780575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1662491 (or 1662486 counting only the distinct ones).

The product of its (nonzero) digits is 210739200, while the sum is 65.

The spelling of 144428037780575 in words is "one hundred forty-four trillion, four hundred twenty-eight billion, thirty-seven million, seven hundred eighty thousand, five hundred seventy-five".