138596662848 has 112 divisors (see below), whose sum is σ = 419180857344. Its totient is φ = 39590453760.

The previous prime is 138596662843. The next prime is 138596662873. The reversal of 138596662848 is 848266695831.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×138596662848² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (138596662843) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8715961 + ... + 8731847.

Almost surely, 2^138596662848 is an apocalyptic number.

It is an amenable number.

138596662848 is an abundant number, since it is smaller than the sum of its proper divisors (280584194496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

138596662848 is a wasteful number, since it uses less digits than its factorization.

138596662848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22400 (or 22390 counting only the distinct ones).

The product of its digits is 119439360, while the sum is 66.

The spelling of 138596662848 in words is "one hundred thirty-eight billion, five hundred ninety-six million, six hundred sixty-two thousand, eight hundred forty-eight".