4454423525257 has 2 divisors, whose sum is σ = 4454423525258. Its totient is φ = 4454423525256.

The previous prime is 4454423525197. The next prime is 4454423525297. The reversal of 4454423525257 is 7525253244544.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4454193366016 + 230159241 = 2110496^2 + 15171^2 .

It is a cyclic number.

It is not a de Polignac number, because 4454423525257 - 2³⁹ = 3904667711369 is a prime.

It is not a weakly prime, because it can be changed into another prime (4454423525297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227211762628 + 2227211762629.

It is an arithmetic number, because the mean of its divisors is an integer number (2227211762629).

Almost surely, 2^{4454423525257} is an apocalyptic number.

It is an amenable number.

4454423525257 is a deficient number, since it is larger than the sum of its proper divisors (1).

4454423525257 is an equidigital number, since it uses as much as digits as its factorization.

4454423525257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880000, while the sum is 52.

The spelling of 4454423525257 in words is "four trillion, four hundred fifty-four billion, four hundred twenty-three million, five hundred twenty-five thousand, two hundred fifty-seven".