227379080645 has 4 divisors (see below), whose sum is σ = 272854896780. Its totient is φ = 181903264512.

The previous prime is 227379080611. The next prime is 227379080729. The reversal of 227379080645 is 546080973722.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 150606862561 + 76772218084 = 388081^2 + 277078^2 .

It is a cyclic number.

It is not a de Polignac number, because 227379080645 - 2¹⁰ = 227379079621 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22737908060 + ... + 22737908069.

It is an arithmetic number, because the mean of its divisors is an integer number (68213724195).

Almost surely, 2^227379080645 is an apocalyptic number.

It is an amenable number.

227379080645 is a deficient number, since it is larger than the sum of its proper divisors (45475816135).

227379080645 is an equidigital number, since it uses as much as digits as its factorization.

227379080645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45475816134.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 227379080645 in words is "two hundred twenty-seven billion, three hundred seventy-nine million, eighty thousand, six hundred forty-five".