6512662156 has 192 divisors, whose sum is σ = 16040263680. Its totient is φ = 2231712000.

The previous prime is 6512662109. The next prime is 6512662183.

6512662156 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8812435 + ... + 8813173.

It is an arithmetic number, because the mean of its divisors is an integer number (83543040).

Almost surely, 2^6512662156 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 6512662156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8020131840).

6512662156 is an abundant number, since it is smaller than the sum of its proper divisors (9527601524).

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

6512662156 is a wasteful number, since it uses less digits than its factorization.

6512662156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876 (or 874 counting only the distinct ones).

The product of its digits is 129600, while the sum is 40.

The square root of 6512662156 is about 80701.0666348345. The cubic root of 6512662156 is about 1867.4666292490.

The spelling of 6512662156 in words is "six billion, five hundred twelve million, six hundred sixty-two thousand, one hundred fifty-six".