144140420412 has 36 divisors (see below), whose sum is σ = 364495702480. Its totient is φ = 48028246272.

The previous prime is 144140420387. The next prime is 144140420441. The reversal of 144140420412 is 214024041441.

It is a happy number.

144140420412 is a `hidden beast` number, since 1 + 4 + 41 + 404 + 204 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 678712 + ... + 865407.

Almost surely, 2^144140420412 is an apocalyptic number.

144140420412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

144140420412 is an abundant number, since it is smaller than the sum of its proper divisors (220355282068).

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

144140420412 is a wasteful number, since it uses less digits than its factorization.

144140420412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546722 (or 1546717 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 144140420412 its reverse (214024041441), we get a palindrome (358164461853).

The spelling of 144140420412 in words is "one hundred forty-four billion, one hundred forty million, four hundred twenty thousand, four hundred twelve".