228656061822 has 16 divisors (see below), whose sum is σ = 457669693440. Its totient is φ = 76159092312.

The previous prime is 228656061749. The next prime is 228656061839. The reversal of 228656061822 is 228160656822.

It is a congruent number.

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, 14890428 + ... + 14905775.

It is an arithmetic number, because the mean of its divisors is an integer number (28604355840).

Almost surely, 2^228656061822 is an apocalyptic number.

228656061822 is an abundant number, since it is smaller than the sum of its proper divisors (229013631618).

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

228656061822 is a wasteful number, since it uses less digits than its factorization.

228656061822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29797487.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 228656061822 in words is "two hundred twenty-eight billion, six hundred fifty-six million, sixty-one thousand, eight hundred twenty-two".