4474189491984 has 135 divisors (see below), whose sum is σ = 12582117845479. Its totient is φ = 1484213183040.

The previous prime is 4474189491973. The next prime is 4474189492127. The reversal of 4474189491984 is 4891949814744.

The square root of 4474189491984 is 2115228.

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

4474189491984 is a `hidden beast` number, since 4 + 4 + 7 + 41 + 8 + 9 + 491 + 98 + 4 = 666.

It is a super-2 number, since 2×4474189491984² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 9112401979 + ... + 9112402469.

Almost surely, 2^{4474189491984} is an apocalyptic number.

4474189491984 is the 2115228-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4474189491984

4474189491984 is an abundant number, since it is smaller than the sum of its proper divisors (8107928353495).

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

4474189491984 is an frugal number, since it uses more digits than its factorization.

4474189491984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714 (or 855 counting only the distinct ones).

The product of its digits is 334430208, while the sum is 72.

The spelling of 4474189491984 in words is "four trillion, four hundred seventy-four billion, one hundred eighty-nine million, four hundred ninety-one thousand, nine hundred eighty-four".