6698752512 has 80 divisors (see below), whose sum is σ = 17891206080. Its totient is φ = 2227249152.

The previous prime is 6698752493. The next prime is 6698752519. The reversal of 6698752512 is 2152578966.

It is not an unprimeable number, because it can be changed into a prime (6698752519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622893 + ... + 633555.

It is an arithmetic number, because the mean of its divisors is an integer number (223640076).

Almost surely, 2^6698752512 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 6698752512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8945603040).

6698752512 is an abundant number, since it is smaller than the sum of its proper divisors (11192453568).

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

6698752512 is a wasteful number, since it uses less digits than its factorization.

6698752512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11093 (or 11077 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 51.

The square root of 6698752512 is about 81845.9071181938. The cubic root of 6698752512 is about 1885.0866203303.

The spelling of 6698752512 in words is "six billion, six hundred ninety-eight million, seven hundred fifty-two thousand, five hundred twelve".