228228400678 has 16 divisors (see below), whose sum is σ = 350805611520. Its totient is φ = 111294993600.

The previous prime is 228228400607. The next prime is 228228400703. The reversal of 228228400678 is 876004822822.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 192678 + ... + 702553.

It is an arithmetic number, because the mean of its divisors is an integer number (21925350720).

Almost surely, 2^228228400678 is an apocalyptic number.

228228400678 is a deficient number, since it is larger than the sum of its proper divisors (122577210842).

228228400678 is a wasteful number, since it uses less digits than its factorization.

228228400678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898383.

The product of its (nonzero) digits is 1376256, while the sum is 49.

The spelling of 228228400678 in words is "two hundred twenty-eight billion, two hundred twenty-eight million, four hundred thousand, six hundred seventy-eight".