136132656667 has 12 divisors (see below), whose sum is σ = 162638355360. Its totient is φ = 113531480496.

The previous prime is 136132656581. The next prime is 136132656677. The reversal of 136132656667 is 766656231631.

It is a de Polignac number, because none of the positive numbers 2^k-136132656667 is a prime.

It is a super-2 number, since 2×136132656667² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136132656677) 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, 37541667 + ... + 37545292.

It is an arithmetic number, because the mean of its divisors is an integer number (13553196280).

Almost surely, 2^136132656667 is an apocalyptic number.

136132656667 is a deficient number, since it is larger than the sum of its proper divisors (26505698693).

136132656667 is an equidigital number, since it uses as much as digits as its factorization.

136132656667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75087010 (or 75087003 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 52.

The spelling of 136132656667 in words is "one hundred thirty-six billion, one hundred thirty-two million, six hundred fifty-six thousand, six hundred sixty-seven".