6777385020732 has 12 divisors (see below), whose sum is σ = 15813898381736. Its totient is φ = 2259128340240.

The previous prime is 6777385020701. The next prime is 6777385020787. The reversal of 6777385020732 is 2370205837776.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 282391042519 + ... + 282391042542.

Almost surely, 2^{6777385020732} is an apocalyptic number.

It is an amenable number.

6777385020732 is an abundant number, since it is smaller than the sum of its proper divisors (9036513361004).

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

6777385020732 is a wasteful number, since it uses less digits than its factorization.

6777385020732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564782085068 (or 564782085066 counting only the distinct ones).

The product of its (nonzero) digits is 20744640, while the sum is 57.

The spelling of 6777385020732 in words is "six trillion, seven hundred seventy-seven billion, three hundred eighty-five million, twenty thousand, seven hundred thirty-two".