139011980923567 has 4 divisors (see below), whose sum is σ = 142402517043696. Its totient is φ = 135621444803440.

The previous prime is 139011980923489. The next prime is 139011980923577. The reversal of 139011980923567 is 765329089110931.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-139011980923567 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139011980923499 and 139011980923508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139011980923577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1695268060003 + ... + 1695268060084.

It is an arithmetic number, because the mean of its divisors is an integer number (35600629260924).

Almost surely, 2^{139011980923567} is an apocalyptic number.

139011980923567 is a deficient number, since it is larger than the sum of its proper divisors (3390536120129).

139011980923567 is an equidigital number, since it uses as much as digits as its factorization.

139011980923567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3390536120128.

The product of its (nonzero) digits is 22044960, while the sum is 64.

The spelling of 139011980923567 in words is "one hundred thirty-nine trillion, eleven billion, nine hundred eighty million, nine hundred twenty-three thousand, five hundred sixty-seven".