136378698 has 8 divisors (see below), whose sum is σ = 272757408. Its totient is φ = 45459564.

The previous prime is 136378691. The next prime is 136378747. The reversal of 136378698 is 896873631.

It is a sphenic number, since it is the product of 3 distinct primes.

136378698 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 136378698.

It is not an unprimeable number, because it can be changed into a prime (136378691) 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 3 ways as a sum of consecutive naturals, for example, 11364886 + ... + 11364897.

It is an arithmetic number, because the mean of its divisors is an integer number (34094676).

Almost surely, 2^136378698 is an apocalyptic number.

136378698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

136378698 is a wasteful number, since it uses less digits than its factorization.

136378698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22729788.

The product of its digits is 1306368, while the sum is 51.

The square root of 136378698 is about 11678.1290453565. The cubic root of 136378698 is about 514.7331989085.

The spelling of 136378698 in words is "one hundred thirty-six million, three hundred seventy-eight thousand, six hundred ninety-eight".