136696670 has 32 divisors (see below), whose sum is σ = 277088256. Its totient is φ = 48103200.

The previous prime is 136696649. The next prime is 136696709. The reversal of 136696670 is 76696631.

136696670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 16634 + ... + 23453.

It is an arithmetic number, because the mean of its divisors is an integer number (8659008).

Almost surely, 2^136696670 is an apocalyptic number.

136696670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136696670 is an abundant number, since it is smaller than the sum of its proper divisors (140391586).

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

136696670 is a wasteful number, since it uses less digits than its factorization.

136696670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40136.

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 136696670 is about 11691.7351150289. The cubic root of 136696670 is about 515.1329282655.

The spelling of 136696670 in words is "one hundred thirty-six million, six hundred ninety-six thousand, six hundred seventy".