6549455752 has 16 divisors (see below), whose sum is σ = 14034548160. Its totient is φ = 2806909584.

The previous prime is 6549455639. The next prime is 6549455753. The reversal of 6549455752 is 2575549456.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 6549455752.

It is not an unprimeable number, because it can be changed into a prime (6549455753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58477228 + ... + 58477339.

It is an arithmetic number, because the mean of its divisors is an integer number (877159260).

Almost surely, 2^6549455752 is an apocalyptic number.

It is an amenable number.

6549455752 is an abundant number, since it is smaller than the sum of its proper divisors (7485092408).

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

6549455752 is a wasteful number, since it uses less digits than its factorization.

6549455752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116954580 (or 116954576 counting only the distinct ones).

The product of its digits is 7560000, while the sum is 52.

The square root of 6549455752 is about 80928.7078359713. The cubic root of 6549455752 is about 1870.9768078647.

The spelling of 6549455752 in words is "six billion, five hundred forty-nine million, four hundred fifty-five thousand, seven hundred fifty-two".