6749429697 has 12 divisors (see below), whose sum is σ = 9750009984. Its totient is φ = 4499235000.

The previous prime is 6749429681. The next prime is 6749429699. The reversal of 6749429697 is 7969249476.

6749429697 is a `hidden beast` number, since 67 + 494 + 29 + 69 + 7 = 666.

It is not a de Polignac number, because 6749429697 - 2⁴ = 6749429681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6749429699) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 114072 + ... + 162822.

It is an arithmetic number, because the mean of its divisors is an integer number (812500832).

Almost surely, 2^6749429697 is an apocalyptic number.

It is an amenable number.

6749429697 is a deficient number, since it is larger than the sum of its proper divisors (3000580287).

6749429697 is a wasteful number, since it uses less digits than its factorization.

6749429697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64140 (or 64137 counting only the distinct ones).

The product of its digits is 41150592, while the sum is 63.

The square root of 6749429697 is about 82154.9127989313. The cubic root of 6749429697 is about 1889.8283483985.

The spelling of 6749429697 in words is "six billion, seven hundred forty-nine million, four hundred twenty-nine thousand, six hundred ninety-seven".