447573042454742 has 4 divisors (see below), whose sum is σ = 671359563682116. Its totient is φ = 223786521227370.

The previous prime is 447573042454723. The next prime is 447573042454799. The reversal of 447573042454742 is 247454240375744.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111893260613684 + ... + 111893260613687.

It is an arithmetic number, because the mean of its divisors is an integer number (167839890920529).

Almost surely, 2^{447573042454742} is an apocalyptic number.

447573042454742 is a deficient number, since it is larger than the sum of its proper divisors (223786521227374).

447573042454742 is a wasteful number, since it uses less digits than its factorization.

447573042454742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223786521227373.

The product of its (nonzero) digits is 421478400, while the sum is 62.

The spelling of 447573042454742 in words is "four hundred forty-seven trillion, five hundred seventy-three billion, forty-two million, four hundred fifty-four thousand, seven hundred forty-two".