2505043206 has 32 divisors (see below), whose sum is σ = 5808798720. Its totient is φ = 798709032.

The previous prime is 2505043199. The next prime is 2505043213. The reversal of 2505043206 is 6023405052.

It is an interprime number because it is at equal distance from previous prime (2505043199) and next prime (2505043213).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2505043206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007230 + ... + 1009713.

It is an arithmetic number, because the mean of its divisors is an integer number (181524960).

Almost surely, 2^2505043206 is an apocalyptic number.

2505043206 is an abundant number, since it is smaller than the sum of its proper divisors (3303755514).

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

2505043206 is a wasteful number, since it uses less digits than its factorization.

2505043206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016977 (or 2016971 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2505043206 is about 50050.4066516946. The cubic root of 2505043206 is about 1358.1208197912.

Adding to 2505043206 its reverse (6023405052), we get a palindrome (8528448258).

The spelling of 2505043206 in words is "two billion, five hundred five million, forty-three thousand, two hundred six".