6745667340 has 48 divisors (see below), whose sum is σ = 19064408832. Its totient is φ = 1782031296.

The previous prime is 6745667317. The next prime is 6745667353. The reversal of 6745667340 is 437665476.

It is a self number, because there is not a number n which added to its sum of digits gives 6745667340.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 518944 + ... + 531783.

It is an arithmetic number, because the mean of its divisors is an integer number (397175184).

Almost surely, 2^6745667340 is an apocalyptic number.

6745667340 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6745667340 is an abundant number, since it is smaller than the sum of its proper divisors (12318741492).

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

6745667340 is a wasteful number, since it uses less digits than its factorization.

6745667340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050846 (or 1050844 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 48.

The square root of 6745667340 is about 82132.0116641496. The cubic root of 6745667340 is about 1889.4771320340.

The spelling of 6745667340 in words is "six billion, seven hundred forty-five million, six hundred sixty-seven thousand, three hundred forty".