226237840620 has 144 divisors (see below), whose sum is σ = 703185253344. Its totient is φ = 54302336000.

The previous prime is 226237840613. The next prime is 226237840667. The reversal of 226237840620 is 26048732622.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 578992 + ... + 887528.

It is an arithmetic number, because the mean of its divisors is an integer number (4883230926).

Almost surely, 2^226237840620 is an apocalyptic number.

226237840620 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 226237840620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351592626672).

226237840620 is an abundant number, since it is smaller than the sum of its proper divisors (476947412724).

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

226237840620 is a wasteful number, since it uses less digits than its factorization.

226237840620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308672 (or 308659 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 226237840620 in words is "two hundred twenty-six billion, two hundred thirty-seven million, eight hundred forty thousand, six hundred twenty".