227250640156 has 12 divisors (see below), whose sum is σ = 401207989392. Its totient is φ = 112619786048.

The previous prime is 227250640139. The next prime is 227250640157. The reversal of 227250640156 is 651046052722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (227250640157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251383000 + ... + 251383903.

It is an arithmetic number, because the mean of its divisors is an integer number (33433999116).

Almost surely, 2^227250640156 is an apocalyptic number.

It is an amenable number.

227250640156 is a deficient number, since it is larger than the sum of its proper divisors (173957349236).

227250640156 is a wasteful number, since it uses less digits than its factorization.

227250640156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502767020 (or 502767018 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

Adding to 227250640156 its reverse (651046052722), we get a palindrome (878296692878).

The spelling of 227250640156 in words is "two hundred twenty-seven billion, two hundred fifty million, six hundred forty thousand, one hundred fifty-six".