140399272639 has 2 divisors, whose sum is σ = 140399272640. Its totient is φ = 140399272638.

The previous prime is 140399272627. The next prime is 140399272667. The reversal of 140399272639 is 936272993041.

140399272639 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140399272639 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140399272639.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140399270639) 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, 70199636319 + 70199636320.

It is an arithmetic number, because the mean of its divisors is an integer number (70199636320).

Almost surely, 2^140399272639 is an apocalyptic number.

140399272639 is a deficient number, since it is larger than the sum of its proper divisors (1).

140399272639 is an equidigital number, since it uses as much as digits as its factorization.

140399272639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4408992, while the sum is 55.

The spelling of 140399272639 in words is "one hundred forty billion, three hundred ninety-nine million, two hundred seventy-two thousand, six hundred thirty-nine".