136838381376 has 28 divisors (see below), whose sum is σ = 362051551232. Its totient is φ = 45612793728.

The previous prime is 136838381371. The next prime is 136838381423. The reversal of 136838381376 is 673183838631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136838381371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 356349760 + ... + 356350143.

It is an arithmetic number, because the mean of its divisors is an integer number (12930412544).

Almost surely, 2^136838381376 is an apocalyptic number.

136838381376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

136838381376 is an abundant number, since it is smaller than the sum of its proper divisors (225213169856).

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

136838381376 is an equidigital number, since it uses as much as digits as its factorization.

136838381376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712699918 (or 712699908 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 57.

The spelling of 136838381376 in words is "one hundred thirty-six billion, eight hundred thirty-eight million, three hundred eighty-one thousand, three hundred seventy-six".