226515163120 has 80 divisors (see below), whose sum is σ = 565266008160. Its totient is φ = 84108091392.

The previous prime is 226515163117. The next prime is 226515163153. The reversal of 226515163120 is 21361515622.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041510 + ... + 1240069.

It is an arithmetic number, because the mean of its divisors is an integer number (7065825102).

Almost surely, 2^226515163120 is an apocalyptic number.

226515163120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226515163120 is an abundant number, since it is smaller than the sum of its proper divisors (338750845040).

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

226515163120 is a wasteful number, since it uses less digits than its factorization.

226515163120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2281682 (or 2281676 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 34.

Adding to 226515163120 its reverse (21361515622), we get a palindrome (247876678742).

The spelling of 226515163120 in words is "two hundred twenty-six billion, five hundred fifteen million, one hundred sixty-three thousand, one hundred twenty".