140056428142289 has 2 divisors, whose sum is σ = 140056428142290. Its totient is φ = 140056428142288.

The previous prime is 140056428142259. The next prime is 140056428142523. The reversal of 140056428142289 is 982241824650041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126787419840064 + 13269008302225 = 11259992^2 + 3642665^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140056428142289 is a prime.

It is not a weakly prime, because it can be changed into another prime (140056428142219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70028214071144 + 70028214071145.

It is an arithmetic number, because the mean of its divisors is an integer number (70028214071145).

Almost surely, 2^{140056428142289} is an apocalyptic number.

It is an amenable number.

140056428142289 is a deficient number, since it is larger than the sum of its proper divisors (1).

140056428142289 is an equidigital number, since it uses as much as digits as its factorization.

140056428142289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8847360, while the sum is 56.

The spelling of 140056428142289 in words is "one hundred forty trillion, fifty-six billion, four hundred twenty-eight million, one hundred forty-two thousand, two hundred eighty-nine".