448973587453 has 2 divisors, whose sum is σ = 448973587454. Its totient is φ = 448973587452.

The previous prime is 448973587427. The next prime is 448973587501. The reversal of 448973587453 is 354785379844.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 440520256089 + 8453331364 = 663717^2 + 91942^2 .

It is a cyclic number.

It is not a de Polignac number, because 448973587453 - 2²¹ = 448971490301 is a prime.

It is a super-3 number, since 3×448973587453³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (448973581453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224486793726 + 224486793727.

It is an arithmetic number, because the mean of its divisors is an integer number (224486793727).

Almost surely, 2^448973587453 is an apocalyptic number.

It is an amenable number.

448973587453 is a deficient number, since it is larger than the sum of its proper divisors (1).

448973587453 is an equidigital number, since it uses as much as digits as its factorization.

448973587453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 406425600, while the sum is 67.

The spelling of 448973587453 in words is "four hundred forty-eight billion, nine hundred seventy-three million, five hundred eighty-seven thousand, four hundred fifty-three".