6551045685792 has 768 divisors, whose sum is σ = 20841690562560. Its totient is φ = 2019435909120.

The previous prime is 6551045685761. The next prime is 6551045685817. The reversal of 6551045685792 is 2975865401556.

6551045685792 is a `hidden beast` number, since 6 + 5 + 5 + 1 + 0 + 4 + 56 + 8 + 579 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 28859231983 + ... + 28859232209.

It is an arithmetic number, because the mean of its divisors is an integer number (27137617920).

Almost surely, 2^{6551045685792} 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 6551045685792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10420845281280).

6551045685792 is an abundant number, since it is smaller than the sum of its proper divisors (14290644876768).

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

6551045685792 is a wasteful number, since it uses less digits than its factorization.

6551045685792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 593 (or 567 counting only the distinct ones).

The product of its (nonzero) digits is 90720000, while the sum is 63.

The spelling of 6551045685792 in words is "six trillion, five hundred fifty-one billion, forty-five million, six hundred eighty-five thousand, seven hundred ninety-two".