144243295434 has 24 divisors (see below), whose sum is σ = 357173874720. Its totient is φ = 41212370088.

The previous prime is 144243295423. The next prime is 144243295439. The reversal of 144243295434 is 434592342441.

144243295434 is a `hidden beast` number, since 1 + 4 + 42 + 43 + 29 + 543 + 4 = 666.

It is a super-2 number, since 2×144243295434² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 144243295434.

It is not an unprimeable number, because it can be changed into a prime (144243295439) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 572393904 + ... + 572394155.

It is an arithmetic number, because the mean of its divisors is an integer number (14882244780).

Almost surely, 2^144243295434 is an apocalyptic number.

144243295434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144243295434 is an abundant number, since it is smaller than the sum of its proper divisors (212930579286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144243295434 is a wasteful number, since it uses less digits than its factorization.

144243295434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144788074 (or 1144788071 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The spelling of 144243295434 in words is "one hundred forty-four billion, two hundred forty-three million, two hundred ninety-five thousand, four hundred thirty-four".