139127017695 has 16 divisors (see below), whose sum is σ = 228032576352. Its totient is φ = 72391293440.

The previous prime is 139127017681. The next prime is 139127017699. The reversal of 139127017695 is 596710721931.

139127017695 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 139127017695 - 2⁸ = 139127017439 is a prime.

It is a super-2 number, since 2×139127017695² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139127017699) 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, 113110782 + ... + 113112011.

It is an arithmetic number, because the mean of its divisors is an integer number (14252036022).

Almost surely, 2^139127017695 is an apocalyptic number.

139127017695 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

139127017695 is a deficient number, since it is larger than the sum of its proper divisors (88905558657).

139127017695 is a wasteful number, since it uses less digits than its factorization.

139127017695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226222842.

The product of its (nonzero) digits is 714420, while the sum is 51.

The spelling of 139127017695 in words is "one hundred thirty-nine billion, one hundred twenty-seven million, seventeen thousand, six hundred ninety-five".