2448464519257 has 2 divisors, whose sum is σ = 2448464519258. Its totient is φ = 2448464519256.

The previous prime is 2448464519239. The next prime is 2448464519279. The reversal of 2448464519257 is 7529154648442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2332388710656 + 116075808601 = 1527216^2 + 340699^2 .

It is a cyclic number.

It is not a de Polignac number, because 2448464519257 - 2³¹ = 2446317035609 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2448464519195 and 2448464519204.

It is not a weakly prime, because it can be changed into another prime (2448464519297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1224232259628 + 1224232259629.

It is an arithmetic number, because the mean of its divisors is an integer number (1224232259629).

Almost surely, 2^{2448464519257} is an apocalyptic number.

It is an amenable number.

2448464519257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2448464519257 is an equidigital number, since it uses as much as digits as its factorization.

2448464519257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77414400, while the sum is 61.

The spelling of 2448464519257 in words is "two trillion, four hundred forty-eight billion, four hundred sixty-four million, five hundred nineteen thousand, two hundred fifty-seven".