139043727658 has 32 divisors (see below), whose sum is σ = 229773931200. Its totient is φ = 62578440960.

The previous prime is 139043727653. The next prime is 139043727659. The reversal of 139043727658 is 856727340931.

139043727658 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 139043727599 and 139043727608.

It is not an unprimeable number, because it can be changed into a prime (139043727653) 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 in 15 ways as a sum of consecutive naturals, for example, 2450493 + ... + 2506591.

It is an arithmetic number, because the mean of its divisors is an integer number (7180435350).

It is a 1-persistent number, because it is pandigital, but 2⋅139043727658 = 278087455316 is not.

Almost surely, 2^139043727658 is an apocalyptic number.

139043727658 is a deficient number, since it is larger than the sum of its proper divisors (90730203542).

139043727658 is a wasteful number, since it uses less digits than its factorization.

139043727658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57222.

The product of its (nonzero) digits is 7620480, while the sum is 55.

The spelling of 139043727658 in words is "one hundred thirty-nine billion, forty-three million, seven hundred twenty-seven thousand, six hundred fifty-eight".