228660045864976 has 80 divisors (see below), whose sum is σ = 494550892788480. Its totient is φ = 101517807404160.

The previous prime is 228660045864889. The next prime is 228660045864997. The reversal of 228660045864976 is 679468540066822.

It is a junction number, because it is equal to n+sod(n) for n = 228660045864899 and 228660045864908.

It is an unprimeable number.

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, 663836571 + ... + 664180933.

It is an arithmetic number, because the mean of its divisors is an integer number (6181886159856).

Almost surely, 2^{228660045864976} is an apocalyptic number.

It is an amenable number.

228660045864976 is an abundant number, since it is smaller than the sum of its proper divisors (265890846923504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

228660045864976 is a wasteful number, since it uses less digits than its factorization.

228660045864976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432164 (or 432158 counting only the distinct ones).

The product of its (nonzero) digits is 1672151040, while the sum is 73.

The spelling of 228660045864976 in words is "two hundred twenty-eight trillion, six hundred sixty billion, forty-five million, eight hundred sixty-four thousand, nine hundred seventy-six".