6501126300 has 72 divisors (see below), whose sum is σ = 18922705536. Its totient is φ = 1723239360.

The previous prime is 6501126271. The next prime is 6501126311. The reversal of 6501126300 is 36211056.

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 23 ways as a sum of consecutive naturals, for example, 14782 + ... + 114981.

Almost surely, 2^6501126300 is an apocalyptic number.

6501126300 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6501126300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9461352768).

6501126300 is an abundant number, since it is smaller than the sum of its proper divisors (12421579236).

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

6501126300 is a wasteful number, since it uses less digits than its factorization.

6501126300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129947 (or 129940 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 6501126300 is about 80629.5621965046. The cubic root of 6501126300 is about 1866.3633651913.

Adding to 6501126300 its reverse (36211056), we get a palindrome (6537337356).

The spelling of 6501126300 in words is "six billion, five hundred one million, one hundred twenty-six thousand, three hundred".