454447049966 has 32 divisors (see below), whose sum is σ = 839106293760. Its totient is φ = 179754009696.

The previous prime is 454447049939. The next prime is 454447049989. The reversal of 454447049966 is 669940744454.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 454447049899 and 454447049908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1037045 + ... + 1408671.

It is an arithmetic number, because the mean of its divisors is an integer number (26222071680).

Almost surely, 2^454447049966 is an apocalyptic number.

454447049966 is a deficient number, since it is larger than the sum of its proper divisors (384659243794).

454447049966 is a wasteful number, since it uses less digits than its factorization.

454447049966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378368.

The product of its (nonzero) digits is 104509440, while the sum is 62.

The spelling of 454447049966 in words is "four hundred fifty-four billion, four hundred forty-seven million, forty-nine thousand, nine hundred sixty-six".