4451348871684 has 243 divisors, whose sum is σ = 13397933894709. Its totient is φ = 1244626194240.

The previous prime is 4451348871661. The next prime is 4451348871791. The reversal of 4451348871684 is 4861788431544.

The square root of 4451348871684 is 2109822.

It is a perfect power (a square), and thus also a powerful number.

4451348871684 is a `hidden beast` number, since 4 + 4 + 5 + 1 + 3 + 488 + 71 + 6 + 84 = 666.

It can be written as a sum of positive squares in only one way, i.e., 658483560900 + 3792865310784 = 811470^2 + 1947528^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1810226047 + ... + 1810228505.

Almost surely, 2^{4451348871684} is an apocalyptic number.

4451348871684 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

4451348871684 is the 2109822-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4451348871684

4451348871684 is an abundant number, since it is smaller than the sum of its proper divisors (8946585023025).

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

4451348871684 is a wasteful number, since it uses less digits than its factorization.

4451348871684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4976 (or 2488 counting only the distinct ones).

The product of its digits is 82575360, while the sum is 63.

The spelling of 4451348871684 in words is "four trillion, four hundred fifty-one billion, three hundred forty-eight million, eight hundred seventy-one thousand, six hundred eighty-four".