6133659668 has 6 divisors (see below), whose sum is σ = 10733904426. Its totient is φ = 3066829832.

The previous prime is 6133659643. The next prime is 6133659671. The reversal of 6133659668 is 8669563316.

It can be written as a sum of positive squares in only one way, i.e., 6121184644 + 12475024 = 78238^2 + 3532^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 766707455 + ... + 766707462.

It is an arithmetic number, because the mean of its divisors is an integer number (1788984071).

Almost surely, 2^6133659668 is an apocalyptic number.

It is an amenable number.

6133659668 is a deficient number, since it is larger than the sum of its proper divisors (4600244758).

6133659668 is a wasteful number, since it uses less digits than its factorization.

6133659668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533414921 (or 1533414919 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 53.

The square root of 6133659668 is about 78317.6842609637. The cubic root of 6133659668 is about 1830.5147176063.

The spelling of 6133659668 in words is "six billion, one hundred thirty-three million, six hundred fifty-nine thousand, six hundred sixty-eight".