136544026 has 16 divisors (see below), whose sum is σ = 212537088. Its totient is φ = 65721600.

The previous prime is 136544011. The next prime is 136544027. The reversal of 136544026 is 620445631.

136544026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (136544027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6261 + ... + 17671.

It is an arithmetic number, because the mean of its divisors is an integer number (13283568).

Almost surely, 2^136544026 is an apocalyptic number.

136544026 is a deficient number, since it is larger than the sum of its proper divisors (75993062).

136544026 is a wasteful number, since it uses less digits than its factorization.

136544026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11637.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 136544026 is about 11685.2054325117. The cubic root of 136544026 is about 514.9411136994.

Adding to 136544026 its reverse (620445631), we get a palindrome (756989657).

The spelling of 136544026 in words is "one hundred thirty-six million, five hundred forty-four thousand, twenty-six".