448111477 has 16 divisors (see below), whose sum is σ = 509585472. Its totient is φ = 390424320.

The previous prime is 448111423. The next prime is 448111493. The reversal of 448111477 is 774111844.

It is not a de Polignac number, because 448111477 - 2¹¹ = 448109429 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448111577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19053 + ... + 35485.

It is an arithmetic number, because the mean of its divisors is an integer number (31849092).

Almost surely, 2^448111477 is an apocalyptic number.

It is an amenable number.

448111477 is a deficient number, since it is larger than the sum of its proper divisors (61473995).

448111477 is a wasteful number, since it uses less digits than its factorization.

448111477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16548.

The product of its digits is 25088, while the sum is 37.

The square root of 448111477 is about 21168.6437213157. The cubic root of 448111477 is about 765.2359344614.

448111477 divided by its sum of digits (37) gives a palindrome (12111121).

The spelling of 448111477 in words is "four hundred forty-eight million, one hundred eleven thousand, four hundred seventy-seven".