136678012 has 24 divisors (see below), whose sum is σ = 242751600. Its totient is φ = 67326336.

The previous prime is 136678007. The next prime is 136678019. The reversal of 136678012 is 210876631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136678019) 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, 134418 + ... + 135430.

It is an arithmetic number, because the mean of its divisors is an integer number (10114650).

Almost surely, 2^136678012 is an apocalyptic number.

It is an amenable number.

136678012 is a deficient number, since it is larger than the sum of its proper divisors (106073588).

136678012 is a wasteful number, since it uses less digits than its factorization.

136678012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 136678012 is about 11690.9371737256. The cubic root of 136678012 is about 515.1094900269.

The spelling of 136678012 in words is "one hundred thirty-six million, six hundred seventy-eight thousand, twelve".