201436638038105 has 8 divisors (see below), whose sum is σ = 254446279627200. Its totient is φ = 152667767776176.

The previous prime is 201436638038087. The next prime is 201436638038113. The reversal of 201436638038105 is 501830836634102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201436638038105 - 2¹⁶ = 201436637972569 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1060192831685 + ... + 1060192831874.

It is an arithmetic number, because the mean of its divisors is an integer number (31805784953400).

Almost surely, 2^{201436638038105} is an apocalyptic number.

It is an amenable number.

201436638038105 is a deficient number, since it is larger than the sum of its proper divisors (53009641589095).

201436638038105 is a wasteful number, since it uses less digits than its factorization.

201436638038105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120385663583.

The product of its (nonzero) digits is 2488320, while the sum is 50.

The spelling of 201436638038105 in words is "two hundred one trillion, four hundred thirty-six billion, six hundred thirty-eight million, thirty-eight thousand, one hundred five".