6994605312 has 216 divisors, whose sum is σ = 21048212640. Its totient is φ = 2316625920.

The previous prime is 6994605311. The next prime is 6994605313. The reversal of 6994605312 is 2135064996.

6994605312 is a `hidden beast` number, since 6 + 9 + 9 + 4 + 605 + 31 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (6994605311) and next prime (6994605313).

It is a tau number, because it is divible by the number of its divisors (216).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6994605311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14245387 + ... + 14245877.

Almost surely, 2^6994605312 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 6994605312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10524106320).

6994605312 is an abundant number, since it is smaller than the sum of its proper divisors (14053607328).

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

6994605312 is an equidigital number, since it uses as much as digits as its factorization.

6994605312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 6994605312 is about 83633.7570123452. The cubic root of 6994605312 is about 1912.4396437700.

The spelling of 6994605312 in words is "six billion, nine hundred ninety-four million, six hundred five thousand, three hundred twelve".