448587275820 has 48 divisors (see below), whose sum is σ = 1256783942400. Its totient is φ = 119552838336.

The previous prime is 448587275797. The next prime is 448587275849. The reversal of 448587275820 is 28572785844.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2098312 + ... + 2302191.

It is an arithmetic number, because the mean of its divisors is an integer number (26182998800).

Almost surely, 2^448587275820 is an apocalyptic number.

It is an amenable number.

448587275820 is an abundant number, since it is smaller than the sum of its proper divisors (808196666580).

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

448587275820 is a wasteful number, since it uses less digits than its factorization.

448587275820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4402214 (or 4402212 counting only the distinct ones).

The product of its (nonzero) digits is 40140800, while the sum is 60.

The spelling of 448587275820 in words is "four hundred forty-eight billion, five hundred eighty-seven million, two hundred seventy-five thousand, eight hundred twenty".