144239562764 has 48 divisors (see below), whose sum is σ = 276473573376. Its totient is φ = 65300256000.

The previous prime is 144239562763. The next prime is 144239562767. The reversal of 144239562764 is 467265932441.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (144239562763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15757589 + ... + 15766739.

It is an arithmetic number, because the mean of its divisors is an integer number (5759866112).

Almost surely, 2^144239562764 is an apocalyptic number.

It is an amenable number.

144239562764 is a deficient number, since it is larger than the sum of its proper divisors (132234010612).

144239562764 is a wasteful number, since it uses less digits than its factorization.

144239562764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10566 (or 10564 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 53.

The spelling of 144239562764 in words is "one hundred forty-four billion, two hundred thirty-nine million, five hundred sixty-two thousand, seven hundred sixty-four".