6541022644200 has 144 divisors (see below), whose sum is σ = 23963928487200. Its totient is φ = 1585702454400.

The previous prime is 6541022644157. The next prime is 6541022644231. The reversal of 6541022644200 is 24462201456.

6541022644200 is a `hidden beast` number, since 6 + 5 + 4 + 1 + 0 + 2 + 2 + 644 + 2 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 165157540 + ... + 165197139.

It is an arithmetic number, because the mean of its divisors is an integer number (166416170050).

Almost surely, 2^{6541022644200} is an apocalyptic number.

6541022644200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6541022644200 is an abundant number, since it is smaller than the sum of its proper divisors (17422905843000).

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

6541022644200 is a wasteful number, since it uses less digits than its factorization.

6541022644200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330354712 (or 330354700 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 6541022644200 its reverse (24462201456), we get a palindrome (6565484845656).

The spelling of 6541022644200 in words is "six trillion, five hundred forty-one billion, twenty-two million, six hundred forty-four thousand, two hundred".