226326655980 has 384 divisors, whose sum is σ = 727147653120. Its totient is φ = 58423680000.

The previous prime is 226326655967. The next prime is 226326656009. The reversal of 226326655980 is 89556623622.

226326655980 is a `hidden beast` number, since 2 + 2 + 6 + 3 + 2 + 6 + 6 + 559 + 80 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 817063602 + ... + 817063878.

It is an arithmetic number, because the mean of its divisors is an integer number (1893613680).

Almost surely, 2^226326655980 is an apocalyptic number.

226326655980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226326655980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363573826560).

226326655980 is an abundant number, since it is smaller than the sum of its proper divisors (500820997140).

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

226326655980 is a wasteful number, since it uses less digits than its factorization.

226326655980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 678 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 226326655980 in words is "two hundred twenty-six billion, three hundred twenty-six million, six hundred fifty-five thousand, nine hundred eighty".