447667772505054 has 32 divisors (see below), whose sum is σ = 895590594272544. Its totient is φ = 149180087992320.

The previous prime is 447667772505053. The next prime is 447667772505073. The reversal of 447667772505054 is 450505277766744.

It is a self number, because there is not a number n which added to its sum of digits gives 447667772505054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (447667772505053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336959724 + ... + 338285664.

It is an arithmetic number, because the mean of its divisors is an integer number (27987206071017).

Almost surely, 2^{447667772505054} is an apocalyptic number.

447667772505054 is an abundant number, since it is smaller than the sum of its proper divisors (447922821767490).

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

447667772505054 is a wasteful number, since it uses less digits than its factorization.

447667772505054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341932.

The product of its (nonzero) digits is 1382976000, while the sum is 69.

The spelling of 447667772505054 in words is "four hundred forty-seven trillion, six hundred sixty-seven billion, seven hundred seventy-two million, five hundred five thousand, fifty-four".