226537117940736 has 132 divisors (see below), whose sum is σ = 654238870964952. Its totient is φ = 75498766884864.

The previous prime is 226537117940681. The next prime is 226537117940753. The reversal of 226537117940736 is 637049711735622.

226537117940736 is a `hidden beast` number, since 2 + 2 + 6 + 53 + 7 + 1 + 179 + 407 + 3 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49001611 + ... + 53425013.

Almost surely, 2^{226537117940736} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 226537117940736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (327119435482476).

226537117940736 is an abundant number, since it is smaller than the sum of its proper divisors (427701753024216).

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

226537117940736 is a wasteful number, since it uses less digits than its factorization.

226537117940736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4428986 (or 4428965 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

The spelling of 226537117940736 in words is "two hundred twenty-six trillion, five hundred thirty-seven billion, one hundred seventeen million, nine hundred forty thousand, seven hundred thirty-six".