6522012100 has 72 divisors (see below), whose sum is σ = 14531444928. Its totient is φ = 2539420800.

The previous prime is 6522012071. The next prime is 6522012109. The reversal of 6522012100 is 12102256.

It is not an unprimeable number, because it can be changed into a prime (6522012109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1334862 + ... + 1339738.

It is an arithmetic number, because the mean of its divisors is an integer number (201825624).

Almost surely, 2^6522012100 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 6522012100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7265722464).

6522012100 is an abundant number, since it is smaller than the sum of its proper divisors (8009432828).

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

6522012100 is a wasteful number, since it uses less digits than its factorization.

6522012100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5245 (or 5238 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 6522012100 is about 80758.9753525885. The cubic root of 6522012100 is about 1868.3598819510.

Adding to 6522012100 its reverse (12102256), we get a palindrome (6534114356).

The spelling of 6522012100 in words is "six billion, five hundred twenty-two million, twelve thousand, one hundred".