6512746696 has 8 divisors (see below), whose sum is σ = 12211400070. Its totient is φ = 3256373344.

The previous prime is 6512746673. The next prime is 6512746703. The reversal of 6512746696 is 6966472156.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5008392900 + 1504353796 = 70770^2 + 38786^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 407046661 + ... + 407046676.

Almost surely, 2^6512746696 is an apocalyptic number.

It is an amenable number.

6512746696 is a deficient number, since it is larger than the sum of its proper divisors (5698653374).

6512746696 is a wasteful number, since it uses less digits than its factorization.

6512746696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814093343 (or 814093339 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 52.

The square root of 6512746696 is about 80701.5904180333. The cubic root of 6512746696 is about 1867.4747096592.

The spelling of 6512746696 in words is "six billion, five hundred twelve million, seven hundred forty-six thousand, six hundred ninety-six".