227767952197 has 2 divisors, whose sum is σ = 227767952198. Its totient is φ = 227767952196.

The previous prime is 227767952101. The next prime is 227767952213. The reversal of 227767952197 is 791259767722.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196396103556 + 31371848641 = 443166^2 + 177121^2 .

It is a cyclic number.

It is not a de Polignac number, because 227767952197 - 2¹¹ = 227767950149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227767952897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113883976098 + 113883976099.

It is an arithmetic number, because the mean of its divisors is an integer number (113883976099).

Almost surely, 2^227767952197 is an apocalyptic number.

It is an amenable number.

227767952197 is a deficient number, since it is larger than the sum of its proper divisors (1).

227767952197 is an equidigital number, since it uses as much as digits as its factorization.

227767952197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46675440, while the sum is 64.

The spelling of 227767952197 in words is "two hundred twenty-seven billion, seven hundred sixty-seven million, nine hundred fifty-two thousand, one hundred ninety-seven".