142344007605 has 24 divisors (see below), whose sum is σ = 247145729688. Its totient is φ = 75788768256.

The previous prime is 142344007601. The next prime is 142344007621. The reversal of 142344007605 is 506700443241.

142344007605 is a `hidden beast` number, since 1 + 4 + 2 + 3 + 4 + 40 + 0 + 7 + 605 = 666.

142344007605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 697910724 + 141646096881 = 26418^2 + 376359^2 .

It is not a de Polignac number, because 142344007605 - 2² = 142344007601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 142344007605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142344007601) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2640432 + ... + 2693801.

It is an arithmetic number, because the mean of its divisors is an integer number (10297738737).

Almost surely, 2^142344007605 is an apocalyptic number.

142344007605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

142344007605 is a deficient number, since it is larger than the sum of its proper divisors (104801722083).

142344007605 is a wasteful number, since it uses less digits than its factorization.

142344007605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334837 (or 5334834 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 142344007605 in words is "one hundred forty-two billion, three hundred forty-four million, seven thousand, six hundred five".