139880239757 has 2 divisors, whose sum is σ = 139880239758. Its totient is φ = 139880239756.

The previous prime is 139880239717. The next prime is 139880239789. The reversal of 139880239757 is 757932088931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 138719747401 + 1160492356 = 372451^2 + 34066^2 .

It is a cyclic number.

It is not a de Polignac number, because 139880239757 - 2⁸ = 139880239501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 139880239757.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (139880239717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69940119878 + 69940119879.

It is an arithmetic number, because the mean of its divisors is an integer number (69940119879).

Almost surely, 2^139880239757 is an apocalyptic number.

It is an amenable number.

139880239757 is a deficient number, since it is larger than the sum of its proper divisors (1).

139880239757 is an equidigital number, since it uses as much as digits as its factorization.

139880239757 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 62.

The spelling of 139880239757 in words is "one hundred thirty-nine billion, eight hundred eighty million, two hundred thirty-nine thousand, seven hundred fifty-seven".