5546256664 has 64 divisors (see below), whose sum is σ = 11889037440. Its totient is φ = 2402918400.

The previous prime is 5546256643. The next prime is 5546256671. The reversal of 5546256664 is 4666526455.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 705057 + ... + 712879.

It is an arithmetic number, because the mean of its divisors is an integer number (185766210).

Almost surely, 2^5546256664 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 5546256664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5944518720).

5546256664 is an abundant number, since it is smaller than the sum of its proper divisors (6342780776).

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

5546256664 is a wasteful number, since it uses less digits than its factorization.

5546256664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8260 (or 8256 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 49.

The square root of 5546256664 is about 74473.1942647823. The cubic root of 5546256664 is about 1770.1089087870.

The spelling of 5546256664 in words is "five billion, five hundred forty-six million, two hundred fifty-six thousand, six hundred sixty-four".