448081768 has 32 divisors (see below), whose sum is σ = 882322560. Its totient is φ = 212921280.

The previous prime is 448081721. The next prime is 448081787. The reversal of 448081768 is 867180844.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21133 + ... + 36643.

It is an arithmetic number, because the mean of its divisors is an integer number (27572580).

Almost surely, 2^448081768 is an apocalyptic number.

It is an amenable number.

448081768 is a deficient number, since it is larger than the sum of its proper divisors (434240792).

448081768 is a wasteful number, since it uses less digits than its factorization.

448081768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15697 (or 15693 counting only the distinct ones).

The product of its (nonzero) digits is 344064, while the sum is 46.

The square root of 448081768 is about 21167.9419878268. The cubic root of 448081768 is about 765.2190228237.

The spelling of 448081768 in words is "four hundred forty-eight million, eighty-one thousand, seven hundred sixty-eight".