6775428344832 has 264 divisors, whose sum is σ = 23080002163712. Its totient is φ = 1873389772800.

The previous prime is 6775428344831. The next prime is 6775428344879. The reversal of 6775428344832 is 2384438245776.

6775428344832 is a `hidden beast` number, since 6 + 7 + 7 + 542 + 8 + 3 + 4 + 4 + 83 + 2 = 666.

It is a super-2 number, since 2×6775428344832² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 6775428344832.

It is not an unprimeable number, because it can be changed into a prime (6775428344831) 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, 305907 + ... + 3693837.

Almost surely, 2^{6775428344832} is an apocalyptic number.

6775428344832 is a gapful number since it is divisible by the number (62) 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 6775428344832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11540001081856).

6775428344832 is an abundant number, since it is smaller than the sum of its proper divisors (16304573818880).

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

6775428344832 is a wasteful number, since it uses less digits than its factorization.

6775428344832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3387995 (or 3387974 counting only the distinct ones).

The product of its digits is 216760320, while the sum is 63.

The spelling of 6775428344832 in words is "six trillion, seven hundred seventy-five billion, four hundred twenty-eight million, three hundred forty-four thousand, eight hundred thirty-two".