138176193498 has 32 divisors (see below), whose sum is σ = 318136650624. Its totient is φ = 39190743552.

The previous prime is 138176193497. The next prime is 138176193527. The reversal of 138176193498 is 894391671831.

138176193498 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (138176193497) 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, 12001215 + ... + 12012722.

It is an arithmetic number, because the mean of its divisors is an integer number (9941770332).

Almost surely, 2^138176193498 is an apocalyptic number.

138176193498 is an abundant number, since it is smaller than the sum of its proper divisors (179960457126).

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

138176193498 is a wasteful number, since it uses less digits than its factorization.

138176193498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24014086.

The product of its digits is 7838208, while the sum is 60.

The spelling of 138176193498 in words is "one hundred thirty-eight billion, one hundred seventy-six million, one hundred ninety-three thousand, four hundred ninety-eight".