6405402200 has 48 divisors (see below), whose sum is σ = 15006305160. Its totient is φ = 2542592000.

The previous prime is 6405402197. The next prime is 6405402203. The reversal of 6405402200 is 22045046.

It is an interprime number because it is at equal distance from previous prime (6405402197) and next prime (6405402203).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6405402203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 96041 + ... + 148440.

Almost surely, 2^6405402200 is an apocalyptic number.

It is an amenable number.

6405402200 is an abundant number, since it is smaller than the sum of its proper divisors (8600902960).

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

6405402200 is a wasteful number, since it uses less digits than its factorization.

6405402200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244628 (or 244619 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 6405402200 is about 80033.7566280629. The cubic root of 6405402200 is about 1857.1577780148.

Adding to 6405402200 its reverse (22045046), we get a palindrome (6427447246).

The spelling of 6405402200 in words is "six billion, four hundred five million, four hundred two thousand, two hundred".