136867400328 has 32 divisors (see below), whose sum is σ = 357045393600. Its totient is φ = 43638881088.

The previous prime is 136867400323. The next prime is 136867400363. The reversal of 136867400328 is 823004768631.

It is not an unprimeable number, because it can be changed into a prime (136867400321) 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 7 ways as a sum of consecutive naturals, for example, 123973543 + ... + 123974646.

It is an arithmetic number, because the mean of its divisors is an integer number (11157668550).

Almost surely, 2^136867400328 is an apocalyptic number.

It is an amenable number.

136867400328 is an abundant number, since it is smaller than the sum of its proper divisors (220177993272).

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

136867400328 is a wasteful number, since it uses less digits than its factorization.

136867400328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247948221 (or 247948217 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 136867400328 in words is "one hundred thirty-six billion, eight hundred sixty-seven million, four hundred thousand, three hundred twenty-eight".