204316161613402 has 16 divisors (see below), whose sum is σ = 315348426553032. Its totient is φ = 99238187963200.

The previous prime is 204316161613387. The next prime is 204316161613457.

204316161613402 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 182558983850721 + 21757177762681 = 13511439^2 + 4664459^2 .

It is a super-3 number, since 3×204316161613402³ (a number of 44 digits) contains 333 as substring.

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, 9542122753 + ... + 9542144164.

Almost surely, 2^{204316161613402} is an apocalyptic number.

204316161613402 is a deficient number, since it is larger than the sum of its proper divisors (111032264939630).

204316161613402 is a wasteful number, since it uses less digits than its factorization.

204316161613402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19084267073.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 204316161613402 in words is "two hundred four trillion, three hundred sixteen billion, one hundred sixty-one million, six hundred thirteen thousand, four hundred two".