448652684521 has 2 divisors, whose sum is σ = 448652684522. Its totient is φ = 448652684520.

The previous prime is 448652684489. The next prime is 448652684531. The reversal of 448652684521 is 125486256844.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 240296040000 + 208356644521 = 490200^2 + 456461^2 .

It is a cyclic number.

It is not a de Polignac number, because 448652684521 - 2⁵ = 448652684489 is a prime.

It is not a weakly prime, because it can be changed into another prime (448652684531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224326342260 + 224326342261.

It is an arithmetic number, because the mean of its divisors is an integer number (224326342261).

Almost surely, 2^448652684521 is an apocalyptic number.

It is an amenable number.

448652684521 is a deficient number, since it is larger than the sum of its proper divisors (1).

448652684521 is an equidigital number, since it uses as much as digits as its factorization.

448652684521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14745600, while the sum is 55.

The spelling of 448652684521 in words is "four hundred forty-eight billion, six hundred fifty-two million, six hundred eighty-four thousand, five hundred twenty-one".