636164274120441 has 16 divisors (see below), whose sum is σ = 925351024631808. Its totient is φ = 385545284125200.

The previous prime is 636164274120439. The next prime is 636164274120451. The reversal of 636164274120441 is 144021472461636.

636164274120441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 636164274120441 - 2¹ = 636164274120439 is a prime.

It is not an unprimeable number, because it can be changed into a prime (636164274120451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219070741 + ... + 221955666.

It is an arithmetic number, because the mean of its divisors is an integer number (57834439039488).

Almost surely, 2^{636164274120441} is an apocalyptic number.

It is an amenable number.

636164274120441 is a deficient number, since it is larger than the sum of its proper divisors (289186750511367).

636164274120441 is a wasteful number, since it uses less digits than its factorization.

636164274120441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441070132.

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 636164274120441 in words is "six hundred thirty-six trillion, one hundred sixty-four billion, two hundred seventy-four million, one hundred twenty thousand, four hundred forty-one".