6693652136 has 8 divisors (see below), whose sum is σ = 12550597770. Its totient is φ = 3346826064.

The previous prime is 6693652117. The next prime is 6693652151. The reversal of 6693652136 is 6312563966.

It can be written as a sum of positive squares in only one way, i.e., 3982367236 + 2711284900 = 63106^2 + 52070^2 .

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, 418353251 + ... + 418353266.

Almost surely, 2^6693652136 is an apocalyptic number.

It is an amenable number.

6693652136 is a deficient number, since it is larger than the sum of its proper divisors (5856945634).

6693652136 is a wasteful number, since it uses less digits than its factorization.

6693652136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836706523 (or 836706519 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 47.

The square root of 6693652136 is about 81814.7427790371. The cubic root of 6693652136 is about 1884.6080689511.

The spelling of 6693652136 in words is "six billion, six hundred ninety-three million, six hundred fifty-two thousand, one hundred thirty-six".