449437225357 has 2 divisors, whose sum is σ = 449437225358. Its totient is φ = 449437225356.

The previous prime is 449437225337. The next prime is 449437225423. The reversal of 449437225357 is 753522734944.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 317846760841 + 131590464516 = 563779^2 + 362754^2 .

It is a cyclic number.

It is not a de Polignac number, because 449437225357 - 2¹¹ = 449437223309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 449437225298 and 449437225307.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (449437225337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 224718612678 + 224718612679.

It is an arithmetic number, because the mean of its divisors is an integer number (224718612679).

Almost surely, 2^449437225357 is an apocalyptic number.

It is an amenable number.

449437225357 is a deficient number, since it is larger than the sum of its proper divisors (1).

449437225357 is an equidigital number, since it uses as much as digits as its factorization.

449437225357 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25401600, while the sum is 55.

The spelling of 449437225357 in words is "four hundred forty-nine billion, four hundred thirty-seven million, two hundred twenty-five thousand, three hundred fifty-seven".