448684247531519 has 2 divisors, whose sum is σ = 448684247531520. Its totient is φ = 448684247531518.

The previous prime is 448684247531447. The next prime is 448684247531659. The reversal of 448684247531519 is 915135742486844.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 448684247531519 - 2²⁸ = 448683979096063 is a prime.

It is a super-2 number, since 2×448684247531519² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448684247521519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224342123765759 + 224342123765760.

It is an arithmetic number, because the mean of its divisors is an integer number (224342123765760).

Almost surely, 2^{448684247531519} is an apocalyptic number.

448684247531519 is a deficient number, since it is larger than the sum of its proper divisors (1).

448684247531519 is an equidigital number, since it uses as much as digits as its factorization.

448684247531519 is an evil number, because the sum of its binary digits is even.

The product of its digits is 928972800, while the sum is 71.

The spelling of 448684247531519 in words is "four hundred forty-eight trillion, six hundred eighty-four billion, two hundred forty-seven million, five hundred thirty-one thousand, five hundred nineteen".