6513823852 has 12 divisors (see below), whose sum is σ = 11413082016. Its totient is φ = 3252943280.

The previous prime is 6513823843. The next prime is 6513823879. The reversal of 6513823852 is 2583283156.

It is a junction number, because it is equal to n+sod(n) for n = 6513823799 and 6513823808.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 988468 + ... + 995035.

It is an arithmetic number, because the mean of its divisors is an integer number (951090168).

Almost surely, 2^6513823852 is an apocalyptic number.

It is an amenable number.

6513823852 is a deficient number, since it is larger than the sum of its proper divisors (4899258164).

6513823852 is a wasteful number, since it uses less digits than its factorization.

6513823852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984328 (or 1984326 counting only the distinct ones).

The product of its digits is 345600, while the sum is 43.

The square root of 6513823852 is about 80708.2638395846. The cubic root of 6513823852 is about 1867.5776590902.

The spelling of 6513823852 in words is "six billion, five hundred thirteen million, eight hundred twenty-three thousand, eight hundred fifty-two".