6513415700 has 144 divisors (see below), whose sum is σ = 16536441600. Its totient is φ = 2200473600.

The previous prime is 6513415687. The next prime is 6513415721. The reversal of 6513415700 is 75143156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1475096 + ... + 1479504.

It is an arithmetic number, because the mean of its divisors is an integer number (114836400).

Almost surely, 2^6513415700 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 6513415700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8268220800).

6513415700 is an abundant number, since it is smaller than the sum of its proper divisors (10023025900).

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

6513415700 is a wasteful number, since it uses less digits than its factorization.

6513415700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4530 (or 4523 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 6513415700 is about 80705.7352361033. The cubic root of 6513415700 is about 1867.5386512051.

Adding to 6513415700 its reverse (75143156), we get a palindrome (6588558856).

The spelling of 6513415700 in words is "six billion, five hundred thirteen million, four hundred fifteen thousand, seven hundred".