140286704056769 has 2 divisors, whose sum is σ = 140286704056770. Its totient is φ = 140286704056768.

The previous prime is 140286704056747. The next prime is 140286704056781. The reversal of 140286704056769 is 967650407682041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115301701806769 + 24985002250000 = 10737863^2 + 4998500^2 .

It is a cyclic number.

It is not a de Polignac number, because 140286704056769 - 2¹⁶ = 140286703991233 is a prime.

It is a super-2 number, since 2×140286704056769² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (140286704056069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70143352028384 + 70143352028385.

It is an arithmetic number, because the mean of its divisors is an integer number (70143352028385).

Almost surely, 2^{140286704056769} is an apocalyptic number.

It is an amenable number.

140286704056769 is a deficient number, since it is larger than the sum of its proper divisors (1).

140286704056769 is an equidigital number, since it uses as much as digits as its factorization.

140286704056769 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121927680, while the sum is 65.

The spelling of 140286704056769 in words is "one hundred forty trillion, two hundred eighty-six billion, seven hundred four million, fifty-six thousand, seven hundred sixty-nine".