136716864 has 28 divisors (see below), whose sum is σ = 361730544. Its totient is φ = 45572224.

The previous prime is 136716863. The next prime is 136716869. The reversal of 136716864 is 468617631.

136716864 is digitally balanced in base 3, 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 (136716863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 355842 + ... + 356225.

It is an arithmetic number, because the mean of its divisors is an integer number (12918948).

Almost surely, 2^136716864 is an apocalyptic number.

It is an amenable number.

136716864 is an abundant number, since it is smaller than the sum of its proper divisors (225013680).

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

136716864 is an equidigital number, since it uses as much as digits as its factorization.

136716864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712082 (or 712072 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 136716864 is about 11692.5986846381. The cubic root of 136716864 is about 515.1582936289.

The spelling of 136716864 in words is "one hundred thirty-six million, seven hundred sixteen thousand, eight hundred sixty-four".