447410821052664 has 96 divisors (see below), whose sum is σ = 1384905300779520. Its totient is φ = 127825913936448.

The previous prime is 447410821052563. The next prime is 447410821052683. The reversal of 447410821052664 is 466250128014744.

447410821052664 is a `hidden beast` number, since 4 + 4 + 7 + 4 + 108 + 2 + 1 + 0 + 526 + 6 + 4 = 666.

It is a super-2 number, since 2×447410821052664² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 447410821052664.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8738964 + ... + 31163939.

It is an arithmetic number, because the mean of its divisors is an integer number (14426096883120).

Almost surely, 2^{447410821052664} is an apocalyptic number.

It is an amenable number.

447410821052664 is an abundant number, since it is smaller than the sum of its proper divisors (937494479726856).

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

447410821052664 is a wasteful number, since it uses less digits than its factorization.

447410821052664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39925169 (or 39925162 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 447410821052664 in words is "four hundred forty-seven trillion, four hundred ten billion, eight hundred twenty-one million, fifty-two thousand, six hundred sixty-four".