447586007820 has 48 divisors (see below), whose sum is σ = 1432275226368. Its totient is φ = 102305373120.

The previous prime is 447586007677. The next prime is 447586007837. The reversal of 447586007820 is 28700685744.

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, 532840066 + ... + 532840905.

It is an arithmetic number, because the mean of its divisors is an integer number (29839067216).

Almost surely, 2^447586007820 is an apocalyptic number.

It is an amenable number.

447586007820 is an abundant number, since it is smaller than the sum of its proper divisors (984689218548).

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

447586007820 is a wasteful number, since it uses less digits than its factorization.

447586007820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1065680990 (or 1065680988 counting only the distinct ones).

The product of its (nonzero) digits is 3010560, while the sum is 51.

The spelling of 447586007820 in words is "four hundred forty-seven billion, five hundred eighty-six million, seven thousand, eight hundred twenty".