144667401242 has 16 divisors (see below), whose sum is σ = 267078279552. Its totient is φ = 57231059760.

The previous prime is 144667401239. The next prime is 144667401287. The reversal of 144667401242 is 242104766441.

144667401242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144667401242² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 144667401242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 397437734 + ... + 397438097.

It is an arithmetic number, because the mean of its divisors is an integer number (16692392472).

Almost surely, 2^144667401242 is an apocalyptic number.

144667401242 is a deficient number, since it is larger than the sum of its proper divisors (122410878310).

144667401242 is a wasteful number, since it uses less digits than its factorization.

144667401242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794875853.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 144667401242 in words is "one hundred forty-four billion, six hundred sixty-seven million, four hundred one thousand, two hundred forty-two".