140735340871679 has 2 divisors, whose sum is σ = 140735340871680. Its totient is φ = 140735340871678.

The previous prime is 140735340871637. The next prime is 140735340871693. The reversal of 140735340871679 is 976178043537041.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 140735340871679 - 2¹⁶ = 140735340806143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140735340811679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70367670435839 + 70367670435840.

It is an arithmetic number, because the mean of its divisors is an integer number (70367670435840).

Almost surely, 2^{140735340871679} is an apocalyptic number.

140735340871679 is a deficient number, since it is larger than the sum of its proper divisors (1).

140735340871679 is an equidigital number, since it uses as much as digits as its factorization.

140735340871679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 106686720, while the sum is 65.

The spelling of 140735340871679 in words is "one hundred forty trillion, seven hundred thirty-five billion, three hundred forty million, eight hundred seventy-one thousand, six hundred seventy-nine".