14454771984 has 135 divisors (see below), whose sum is σ = 41594451717. Its totient is φ = 4686006528.

The previous prime is 14454771979. The next prime is 14454771997. The reversal of 14454771984 is 48917745441.

The square root of 14454771984 is 120228.

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

14454771984 is a `hidden beast` number, since 1 + 4 + 4 + 547 + 7 + 1 + 98 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2935472400 + 11519299584 = 54180^2 + 107328^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14454771984.

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, 62037532 + ... + 62037764.

Almost surely, 2^14454771984 is an apocalyptic number.

14454771984 is the 120228-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14454771984

14454771984 is an abundant number, since it is smaller than the sum of its proper divisors (27139679733).

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

14454771984 is an equidigital number, since it uses as much as digits as its factorization.

14454771984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 281 counting only the distinct ones).

The product of its digits is 4515840, while the sum is 54.

The spelling of 14454771984 in words is "fourteen billion, four hundred fifty-four million, seven hundred seventy-one thousand, nine hundred eighty-four".