448684867533 has 32 divisors (see below), whose sum is σ = 690369951744. Its totient is φ = 253895850432.

The previous prime is 448684867523. The next prime is 448684867549. The reversal of 448684867533 is 335768486844.

It is a happy number.

It is not a de Polignac number, because 448684867533 - 2³² = 444389900237 is a prime.

It is a super-2 number, since 2×448684867533² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (448684867523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5910091 + ... + 5985527.

It is an arithmetic number, because the mean of its divisors is an integer number (21574060992).

Almost surely, 2^448684867533 is an apocalyptic number.

It is an amenable number.

448684867533 is a deficient number, since it is larger than the sum of its proper divisors (241685084211).

448684867533 is a wasteful number, since it uses less digits than its factorization.

448684867533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78201.

The product of its digits is 371589120, while the sum is 66.

The spelling of 448684867533 in words is "four hundred forty-eight billion, six hundred eighty-four million, eight hundred sixty-seven thousand, five hundred thirty-three".