136216026 has 32 divisors (see below), whose sum is σ = 304649280. Its totient is φ = 45113328.

The previous prime is 136215983. The next prime is 136216037. The reversal of 136216026 is 620612631.

136216026 is a `hidden beast` number, since 1 + 36 + 21 + 602 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445 + ... + 16511.

It is an arithmetic number, because the mean of its divisors is an integer number (9520290).

Almost surely, 2^136216026 is an apocalyptic number.

136216026 is an abundant number, since it is smaller than the sum of its proper divisors (168433254).

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

136216026 is a wasteful number, since it uses less digits than its factorization.

136216026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16235 (or 16229 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 136216026 is about 11671.1621529306. The cubic root of 136216026 is about 514.5284602060.

Adding to 136216026 its reverse (620612631), we get a palindrome (756828657).

The spelling of 136216026 in words is "one hundred thirty-six million, two hundred sixteen thousand, twenty-six".