139898736163 has 16 divisors (see below), whose sum is σ = 148317966720. Its totient is φ = 131588499456.

The previous prime is 139898736143. The next prime is 139898736217. The reversal of 139898736163 is 361637898931.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 139898736163 - 2³³ = 131308801571 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 139898736095 and 139898736104.

It is not an unprimeable number, because it can be changed into a prime (139898736113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1452420 + ... + 1545742.

It is an arithmetic number, because the mean of its divisors is an integer number (9269872920).

Almost surely, 2^139898736163 is an apocalyptic number.

139898736163 is a deficient number, since it is larger than the sum of its proper divisors (8419230557).

139898736163 is a wasteful number, since it uses less digits than its factorization.

139898736163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93906.

The product of its digits is 35271936, while the sum is 64.

The spelling of 139898736163 in words is "one hundred thirty-nine billion, eight hundred ninety-eight million, seven hundred thirty-six thousand, one hundred sixty-three".