138967968562 has 16 divisors (see below), whose sum is σ = 222301709280. Its totient is φ = 64926209088.

The previous prime is 138967968499. The next prime is 138967968679. The reversal of 138967968562 is 265869769831.

It is a junction number, because it is equal to n+sod(n) for n = 138967968491 and 138967968500.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14697768 + ... + 14707219.

It is an arithmetic number, because the mean of its divisors is an integer number (13893856830).

Almost surely, 2^138967968562 is an apocalyptic number.

138967968562 is a deficient number, since it is larger than the sum of its proper divisors (83333740718).

138967968562 is a wasteful number, since it uses less digits than its factorization.

138967968562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29405145.

The product of its digits is 235146240, while the sum is 70.

The spelling of 138967968562 in words is "one hundred thirty-eight billion, nine hundred sixty-seven million, nine hundred sixty-eight thousand, five hundred sixty-two".