4466886644 has 48 divisors (see below), whose sum is σ = 8708466816. Its totient is φ = 1987776000.

The previous prime is 4466886563. The next prime is 4466886647.

4466886644 is nontrivially palindromic in base 10.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 4466886644.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4466886647) 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, 434969 + ... + 445119.

It is an arithmetic number, because the mean of its divisors is an integer number (181426392).

Almost surely, 2^4466886644 is an apocalyptic number.

4466886644 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4466886644 is a deficient number, since it is larger than the sum of its proper divisors (4241580172).

4466886644 is a wasteful number, since it uses less digits than its factorization.

4466886644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10376 (or 10374 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 56.

The square root of 4466886644 is about 66834.7712197775. The cubic root of 4466886644 is about 1646.9040991605.

The spelling of 4466886644 in words is "four billion, four hundred sixty-six million, eight hundred eighty-six thousand, six hundred forty-four".