5466226644 has 72 divisors (see below), whose sum is σ = 14567017920. Its totient is φ = 1724861952.

The previous prime is 5466226639. The next prime is 5466226657. The reversal of 5466226644 is 4466226645.

5466226644 is a `hidden beast` number, since 546 + 6 + 2 + 2 + 66 + 44 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5466226644.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46287 + ... + 114345.

Almost surely, 2^5466226644 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 5466226644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7283508960).

5466226644 is an abundant number, since it is smaller than the sum of its proper divisors (9100791276).

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

5466226644 is a wasteful number, since it uses less digits than its factorization.

5466226644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68189 (or 68184 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 45.

The square root of 5466226644 is about 73933.9343197696. The cubic root of 5466226644 is about 1761.5536646646.

Subtracting from 5466226644 its reverse (4466226645), we obtain a palindrome (999999999).

The spelling of 5466226644 in words is "five billion, four hundred sixty-six million, two hundred twenty-six thousand, six hundred forty-four".