136645652 has 48 divisors (see below), whose sum is σ = 285768000. Its totient is φ = 56348160.

The previous prime is 136645637. The next prime is 136645667. The reversal of 136645652 is 256546631.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (136645637) and next prime (136645667).

It is a congruent number.

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, 31724 + ... + 35772.

It is an arithmetic number, because the mean of its divisors is an integer number (5953500).

Almost surely, 2^136645652 is an apocalyptic number.

It is an amenable number.

136645652 is an abundant number, since it is smaller than the sum of its proper divisors (149122348).

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

136645652 is a wasteful number, since it uses less digits than its factorization.

136645652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136 (or 4134 counting only the distinct ones).

The product of its digits is 129600, while the sum is 38.

The square root of 136645652 is about 11689.5531137850. The cubic root of 136645652 is about 515.0688342341.

The spelling of 136645652 in words is "one hundred thirty-six million, six hundred forty-five thousand, six hundred fifty-two".