6549055344 has 120 divisors (see below), whose sum is σ = 19786358592. Its totient is φ = 2010170880.

The previous prime is 6549055339. The next prime is 6549055349. The reversal of 6549055344 is 4435509456.

6549055344 is a `hidden beast` number, since 6 + 5 + 4 + 90 + 553 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (6549055339) and next prime (6549055349).

It is a self number, because there is not a number n which added to its sum of digits gives 6549055344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6549055349) 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, 802774 + ... + 810890.

Almost surely, 2^6549055344 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 6549055344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9893179296).

6549055344 is an abundant number, since it is smaller than the sum of its proper divisors (13237303248).

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

6549055344 is a wasteful number, since it uses less digits than its factorization.

6549055344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8575 (or 8566 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The square root of 6549055344 is about 80926.2339664957. The cubic root of 6549055344 is about 1870.9386790299.

The spelling of 6549055344 in words is "six billion, five hundred forty-nine million, fifty-five thousand, three hundred forty-four".