6944424544512 has 1296 divisors, whose sum is σ = 26913543733440. Its totient is φ = 1768048902144.

The previous prime is 6944424544507. The next prime is 6944424544543. The reversal of 6944424544512 is 2154454244496.

6944424544512 is a `hidden beast` number, since 6 + 9 + 4 + 4 + 42 + 4 + 544 + 51 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (1296).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1149165363 + ... + 1149171405.

Almost surely, 2^{6944424544512} 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 6944424544512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13456771866720).

6944424544512 is an abundant number, since it is smaller than the sum of its proper divisors (19969119188928).

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

6944424544512 is a wasteful number, since it uses less digits than its factorization.

6944424544512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6130 (or 6097 counting only the distinct ones).

The product of its digits is 22118400, while the sum is 54.

The spelling of 6944424544512 in words is "six trillion, nine hundred forty-four billion, four hundred twenty-four million, five hundred forty-four thousand, five hundred twelve".