6773697620928 has 448 divisors, whose sum is σ = 23555968128000. Its totient is φ = 1867573628928.

The previous prime is 6773697620849. The next prime is 6773697620933. The reversal of 6773697620928 is 8290267963776.

It is a tau number, because it is divible by the number of its divisors (448).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 809956075 + ... + 809964437.

It is an arithmetic number, because the mean of its divisors is an integer number (52580286000).

Almost surely, 2^{6773697620928} 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 6773697620928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11777984064000).

6773697620928 is an abundant number, since it is smaller than the sum of its proper divisors (16782270507072).

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

6773697620928 is a wasteful number, since it uses less digits than its factorization.

6773697620928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10729 (or 10713 counting only the distinct ones).

The product of its (nonzero) digits is 576108288, while the sum is 72.

The spelling of 6773697620928 in words is "six trillion, seven hundred seventy-three billion, six hundred ninety-seven million, six hundred twenty thousand, nine hundred twenty-eight".