227374747889 has 4 divisors (see below), whose sum is σ = 227413142256. Its totient is φ = 227336353524.

The previous prime is 227374747879. The next prime is 227374747891. The reversal of 227374747889 is 988747473722.

227374747889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 a de Polignac number, because none of the positive numbers 2^k-227374747889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (227374747879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19188299 + ... + 19200144.

It is an arithmetic number, because the mean of its divisors is an integer number (56853285564).

Almost surely, 2^227374747889 is an apocalyptic number.

It is an amenable number.

227374747889 is a deficient number, since it is larger than the sum of its proper divisors (38394367).

227374747889 is an equidigital number, since it uses as much as digits as its factorization.

227374747889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38394366.

The product of its digits is 265531392, while the sum is 68.

The spelling of 227374747889 in words is "two hundred twenty-seven billion, three hundred seventy-four million, seven hundred forty-seven thousand, eight hundred eighty-nine".