136627076161 has 15 divisors (see below), whose sum is σ = 145279754661. Its totient is φ = 128489649696.

The previous prime is 136627076153. The next prime is 136627076191. The reversal of 136627076161 is 161670726631.

The square root of 136627076161 is 369631.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 42402634561 + 94224441600 = 205919^2 + 306960^2 .

It is not a de Polignac number, because 136627076161 - 2³ = 136627076153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (136627076141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 106822720 + ... + 106823998.

Almost surely, 2^136627076161 is an apocalyptic number.

136627076161 is the 369631-st square number.

136627076161 is the 184816-th centered octagonal number.

It is an amenable number.

136627076161 is a deficient number, since it is larger than the sum of its proper divisors (8652678500).

136627076161 is an frugal number, since it uses more digits than its factorization.

136627076161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2626 (or 1296 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 46.

The spelling of 136627076161 in words is "one hundred thirty-six billion, six hundred twenty-seven million, seventy-six thousand, one hundred sixty-one".