227200565157 has 16 divisors (see below), whose sum is σ = 307725104640. Its totient is φ = 149080200192.

The previous prime is 227200565153. The next prime is 227200565191. The reversal of 227200565157 is 751565002722.

It is not a de Polignac number, because 227200565157 - 2² = 227200565153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227200565153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978028 + ... + 1187829.

It is an arithmetic number, because the mean of its divisors is an integer number (19232819040).

Almost surely, 2^227200565157 is an apocalyptic number.

It is an amenable number.

227200565157 is a deficient number, since it is larger than the sum of its proper divisors (80524539483).

227200565157 is a wasteful number, since it uses less digits than its factorization.

227200565157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2166412.

The product of its (nonzero) digits is 294000, while the sum is 42.

Adding to 227200565157 its reverse (751565002722), we get a palindrome (978765567879).

The spelling of 227200565157 in words is "two hundred twenty-seven billion, two hundred million, five hundred sixty-five thousand, one hundred fifty-seven".