228497052266 has 16 divisors (see below), whose sum is σ = 391766077440. Its totient is φ = 97913096880.

The previous prime is 228497052229. The next prime is 228497052283. The reversal of 228497052266 is 662250794822.

It is a super-2 number, since 2×228497052266² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084061 + ... + 1277568.

It is an arithmetic number, because the mean of its divisors is an integer number (24485379840).

Almost surely, 2^228497052266 is an apocalyptic number.

228497052266 is a deficient number, since it is larger than the sum of its proper divisors (163269025174).

228497052266 is a wasteful number, since it uses less digits than its factorization.

228497052266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2368549.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 228497052266 in words is "two hundred twenty-eight billion, four hundred ninety-seven million, fifty-two thousand, two hundred sixty-six".