448836638844 has 24 divisors (see below), whose sum is σ = 1142493262848. Its totient is φ = 136011102640.

The previous prime is 448836638827. The next prime is 448836638857.

448836638844 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1700138652 + ... + 1700138915.

It is an arithmetic number, because the mean of its divisors is an integer number (47603885952).

Almost surely, 2^448836638844 is an apocalyptic number.

448836638844 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

448836638844 is an abundant number, since it is smaller than the sum of its proper divisors (693656624004).

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

448836638844 is a wasteful number, since it uses less digits than its factorization.

448836638844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3400277585 (or 3400277583 counting only the distinct ones).

The product of its digits is 339738624, while the sum is 66.

The spelling of 448836638844 in words is "four hundred forty-eight billion, eight hundred thirty-six million, six hundred thirty-eight thousand, eight hundred forty-four".