6745550712 has 64 divisors (see below), whose sum is σ = 17188416000. Its totient is φ = 2205417984.

The previous prime is 6745550711. The next prime is 6745550719. The reversal of 6745550712 is 2170555476.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6745550711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 650464 + ... + 660752.

It is an arithmetic number, because the mean of its divisors is an integer number (268569000).

Almost surely, 2^6745550712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6745550712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8594208000).

6745550712 is an abundant number, since it is smaller than the sum of its proper divisors (10442865288).

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

6745550712 is a wasteful number, since it uses less digits than its factorization.

6745550712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10820 (or 10816 counting only the distinct ones).

The product of its (nonzero) digits is 294000, while the sum is 42.

The square root of 6745550712 is about 82131.3016577724. The cubic root of 6745550712 is about 1889.4662427132.

The spelling of 6745550712 in words is "six billion, seven hundred forty-five million, five hundred fifty thousand, seven hundred twelve".