6773944320 has 624 divisors, whose sum is σ = 27692394912. Its totient is φ = 1509949440.

The previous prime is 6773944297. The next prime is 6773944343. The reversal of 6773944320 is 234493776.

6773944320 is a `hidden beast` number, since 67 + 73 + 94 + 432 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (6773944297) and next prime (6773944343).

It is a tau number, because it is divible by the number of its divisors (624).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26357632 + ... + 26357888.

It is an arithmetic number, because the mean of its divisors is an integer number (44378838).

Almost surely, 2^6773944320 is an apocalyptic number.

6773944320 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6773944320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13846197456).

6773944320 is an abundant number, since it is smaller than the sum of its proper divisors (20918450592).

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

6773944320 is a wasteful number, since it uses less digits than its factorization.

6773944320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The square root of 6773944320 is about 82303.9751166370. The cubic root of 6773944320 is about 1892.1136008621.

The spelling of 6773944320 in words is "six billion, seven hundred seventy-three million, nine hundred forty-four thousand, three hundred twenty".