136269468 has 36 divisors (see below), whose sum is σ = 350302680. Its totient is φ = 44652576.

The previous prime is 136269461. The next prime is 136269473. The reversal of 136269468 is 864962631.

136269468 is a `hidden beast` number, since 13 + 626 + 9 + 4 + 6 + 8 = 666.

136269468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136269461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29955 + ... + 34202.

It is an arithmetic number, because the mean of its divisors is an integer number (9730630).

Almost surely, 2^136269468 is an apocalyptic number.

136269468 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

136269468 is an abundant number, since it is smaller than the sum of its proper divisors (214033212).

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

136269468 is a wasteful number, since it uses less digits than its factorization.

136269468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64226 (or 64221 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 136269468 is about 11673.4514176399. The cubic root of 136269468 is about 514.5957401865.

The spelling of 136269468 in words is "one hundred thirty-six million, two hundred sixty-nine thousand, four hundred sixty-eight".