169336401213 has 16 divisors (see below), whose sum is σ = 258195069440. Its totient is φ = 96704164656.

The previous prime is 169336401203. The next prime is 169336401263. The reversal of 169336401213 is 312104633961.

It is a happy number.

It is not a de Polignac number, because 169336401213 - 2²⁹ = 168799530301 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (169336401203) 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 15 ways as a sum of consecutive naturals, for example, 2443903 + ... + 2512236.

It is an arithmetic number, because the mean of its divisors is an integer number (16137191840).

Almost surely, 2^169336401213 is an apocalyptic number.

It is an amenable number.

169336401213 is a deficient number, since it is larger than the sum of its proper divisors (88858668227).

169336401213 is a wasteful number, since it uses less digits than its factorization.

169336401213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4957776.

The product of its (nonzero) digits is 69984, while the sum is 39.

It can be divided in two parts, 16933 and 6401213, that added together give a palindrome (6418146).

The spelling of 169336401213 in words is "one hundred sixty-nine billion, three hundred thirty-six million, four hundred one thousand, two hundred thirteen".