206036025104 has 160 divisors (see below), whose sum is σ = 516431946240. Its totient is φ = 77394087936.

The previous prime is 206036025089. The next prime is 206036025271. The reversal of 206036025104 is 401520630602.

It is a super-2 number, since 2×206036025104² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4565402 + ... + 4610310.

It is an arithmetic number, because the mean of its divisors is an integer number (3227699664).

Almost surely, 2^206036025104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 206036025104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258215973120).

206036025104 is an abundant number, since it is smaller than the sum of its proper divisors (310395921136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

206036025104 is a wasteful number, since it uses less digits than its factorization.

206036025104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45097 (or 45091 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

Adding to 206036025104 its reverse (401520630602), we get a palindrome (607556655706).

The spelling of 206036025104 in words is "two hundred six billion, thirty-six million, twenty-five thousand, one hundred four".