144335455321142 has 16 divisors (see below), whose sum is σ = 216630462226464. Its totient is φ = 72125302368000.

The previous prime is 144335455321129. The next prime is 144335455321159. The reversal of 144335455321142 is 241123554533441.

It is a super-2 number, since 2×144335455321142² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305870342 + ... + 306341862.

It is an arithmetic number, because the mean of its divisors is an integer number (13539403889154).

Almost surely, 2^{144335455321142} is an apocalyptic number.

144335455321142 is a deficient number, since it is larger than the sum of its proper divisors (72295006905322).

144335455321142 is a wasteful number, since it uses less digits than its factorization.

144335455321142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561175.

The product of its digits is 3456000, while the sum is 47.

The spelling of 144335455321142 in words is "one hundred forty-four trillion, three hundred thirty-five billion, four hundred fifty-five million, three hundred twenty-one thousand, one hundred forty-two".