6511992316 has 12 divisors (see below), whose sum is σ = 11638454688. Its totient is φ = 3186719552.

The previous prime is 6511992313. The next prime is 6511992329. The reversal of 6511992316 is 6132991156.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6511992313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17318941 + ... + 17319316.

It is an arithmetic number, because the mean of its divisors is an integer number (969871224).

Almost surely, 2^6511992316 is an apocalyptic number.

It is an amenable number.

6511992316 is a deficient number, since it is larger than the sum of its proper divisors (5126462372).

6511992316 is a wasteful number, since it uses less digits than its factorization.

6511992316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34638308 (or 34638306 counting only the distinct ones).

The product of its digits is 87480, while the sum is 43.

The square root of 6511992316 is about 80696.9163970966. The cubic root of 6511992316 is about 1867.4026028593.

The spelling of 6511992316 in words is "six billion, five hundred eleven million, nine hundred ninety-two thousand, three hundred sixteen".