226921185936 has 160 divisors (see below), whose sum is σ = 680463114240. Its totient is φ = 72318096000.

The previous prime is 226921185923. The next prime is 226921186031. The reversal of 226921185936 is 639581129622.

226921185936 is a `hidden beast` number, since 2 + 26 + 9 + 21 + 1 + 8 + 593 + 6 = 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 31 ways as a sum of consecutive naturals, for example, 1009461 + ... + 1213611.

It is an arithmetic number, because the mean of its divisors is an integer number (4252894464).

Almost surely, 2^226921185936 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 226921185936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340231557120).

226921185936 is an abundant number, since it is smaller than the sum of its proper divisors (453541928304).

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

226921185936 is a wasteful number, since it uses less digits than its factorization.

226921185936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204282 (or 204270 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The spelling of 226921185936 in words is "two hundred twenty-six billion, nine hundred twenty-one million, one hundred eighty-five thousand, nine hundred thirty-six".