447351073666530 has 512 divisors, whose sum is σ = 1243421824942080. Its totient is φ = 101868503040000.

The previous prime is 447351073666489. The next prime is 447351073666559. The reversal of 447351073666530 is 35666370153744.

It is a super-2 number, since 2×447351073666530² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 587846351350 + ... + 587846352110.

It is an arithmetic number, because the mean of its divisors is an integer number (2428558251840).

Almost surely, 2^{447351073666530} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 447351073666530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (621710912471040).

447351073666530 is an abundant number, since it is smaller than the sum of its proper divisors (796070751275550).

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

447351073666530 is a wasteful number, since it uses less digits than its factorization.

447351073666530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266.

The product of its (nonzero) digits is 114307200, while the sum is 60.

The spelling of 447351073666530 in words is "four hundred forty-seven trillion, three hundred fifty-one billion, seventy-three million, six hundred sixty-six thousand, five hundred thirty".