6549730379456 has 112 divisors (see below), whose sum is σ = 14303685721248. Its totient is φ = 2975519866880.

The previous prime is 6549730379453. The next prime is 6549730379483.

6549730379456 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (6549730379453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162936896 + ... + 162977088.

It is an arithmetic number, because the mean of its divisors is an integer number (127711479654).

Almost surely, 2^{6549730379456} 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 6549730379456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7151842860624).

6549730379456 is an abundant number, since it is smaller than the sum of its proper divisors (7753955341792).

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

6549730379456 is a wasteful number, since it uses less digits than its factorization.

6549730379456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42151 (or 42119 counting only the distinct ones).

The product of its (nonzero) digits is 514382400, while the sum is 68.

The spelling of 6549730379456 in words is "six trillion, five hundred forty-nine billion, seven hundred thirty million, three hundred seventy-nine thousand, four hundred fifty-six".