448915556 has 12 divisors (see below), whose sum is σ = 785793792. Its totient is φ = 224403048.

The previous prime is 448915517. The next prime is 448915591. The reversal of 448915556 is 655519844.

It is a self number, because there is not a number n which added to its sum of digits gives 448915556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8921 + ... + 31263.

It is an arithmetic number, because the mean of its divisors is an integer number (65482816).

Almost surely, 2^448915556 is an apocalyptic number.

It is an amenable number.

448915556 is a deficient number, since it is larger than the sum of its proper divisors (336878236).

448915556 is a wasteful number, since it uses less digits than its factorization.

448915556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27370 (or 27368 counting only the distinct ones).

The product of its digits is 864000, while the sum is 47.

The square root of 448915556 is about 21187.6274273454. The cubic root of 448915556 is about 765.6933671250.

The spelling of 448915556 in words is "four hundred forty-eight million, nine hundred fifteen thousand, five hundred fifty-six".