142551664361 has 2 divisors, whose sum is σ = 142551664362. Its totient is φ = 142551664360.

The previous prime is 142551664303. The next prime is 142551664393. The reversal of 142551664361 is 163466155241.

142551664361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 137199864025 + 5351800336 = 370405^2 + 73156^2 .

It is a cyclic number.

It is not a de Polignac number, because 142551664361 - 2¹⁴ = 142551647977 is a prime.

It is not a weakly prime, because it can be changed into another prime (142551664261) 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 as a sum of consecutive naturals, namely, 71275832180 + 71275832181.

It is an arithmetic number, because the mean of its divisors is an integer number (71275832181).

Almost surely, 2^142551664361 is an apocalyptic number.

It is an amenable number.

142551664361 is a deficient number, since it is larger than the sum of its proper divisors (1).

142551664361 is an equidigital number, since it uses as much as digits as its factorization.

142551664361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 518400, while the sum is 44.

The spelling of 142551664361 in words is "one hundred forty-two billion, five hundred fifty-one million, six hundred sixty-four thousand, three hundred sixty-one".