6749712342 has 192 divisors, whose sum is σ = 16963914240. Its totient is φ = 2001542400.

The previous prime is 6749712331. The next prime is 6749712377. The reversal of 6749712342 is 2432179476.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 12955042 + ... + 12955562.

It is an arithmetic number, because the mean of its divisors is an integer number (88353720).

Almost surely, 2^6749712342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6749712342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8481957120).

6749712342 is an abundant number, since it is smaller than the sum of its proper divisors (10214201898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6749712342 is a wasteful number, since it uses less digits than its factorization.

6749712342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641 (or 629 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 6749712342 is about 82156.6329762850. The cubic root of 6749712342 is about 1889.8547280632.

The spelling of 6749712342 in words is "six billion, seven hundred forty-nine million, seven hundred twelve thousand, three hundred forty-two".