5546064672 has 144 divisors (see below), whose sum is σ = 16628032512. Its totient is φ = 1750855680.

The previous prime is 5546064659. The next prime is 5546064691. The reversal of 5546064672 is 2764606455.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413008 + ... + 426224.

It is an arithmetic number, because the mean of its divisors is an integer number (115472448).

Almost surely, 2^5546064672 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 5546064672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8314016256).

5546064672 is an abundant number, since it is smaller than the sum of its proper divisors (11081967840).

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

5546064672 is a wasteful number, since it uses less digits than its factorization.

5546064672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13311 (or 13300 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 5546064672 is about 74471.9052529207. The cubic root of 5546064672 is about 1770.0884835590.

The spelling of 5546064672 in words is "five billion, five hundred forty-six million, sixty-four thousand, six hundred seventy-two".