227155800449 has 4 divisors (see below), whose sum is σ = 227810428464. Its totient is φ = 226501172436.

The previous prime is 227155800407. The next prime is 227155800451. The reversal of 227155800449 is 944008551722.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 227155800449 - 2¹² = 227155796353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227155800649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327313487 + ... + 327314180.

It is an arithmetic number, because the mean of its divisors is an integer number (56952607116).

Almost surely, 2^227155800449 is an apocalyptic number.

It is an amenable number.

227155800449 is a deficient number, since it is larger than the sum of its proper divisors (654628015).

227155800449 is an equidigital number, since it uses as much as digits as its factorization.

227155800449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654628014.

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 227155800449 in words is "two hundred twenty-seven billion, one hundred fifty-five million, eight hundred thousand, four hundred forty-nine".