448663111331 has 4 divisors (see below), whose sum is σ = 468170203152. Its totient is φ = 429156019512.

The previous prime is 448663111327. The next prime is 448663111381. The reversal of 448663111331 is 133111366844.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 448663111331 - 2² = 448663111327 is a prime.

It is a super-2 number, since 2×448663111331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (448663111381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9753545876 + ... + 9753545921.

It is an arithmetic number, because the mean of its divisors is an integer number (117042550788).

Almost surely, 2^448663111331 is an apocalyptic number.

448663111331 is a deficient number, since it is larger than the sum of its proper divisors (19507091821).

448663111331 is a wasteful number, since it uses less digits than its factorization.

448663111331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19507091820.

The product of its digits is 124416, while the sum is 41.

The spelling of 448663111331 in words is "four hundred forty-eight billion, six hundred sixty-three million, one hundred eleven thousand, three hundred thirty-one".