226537509165 has 32 divisors (see below), whose sum is σ = 395666640000. Its totient is φ = 109765336320.

The previous prime is 226537509113. The next prime is 226537509203. The reversal of 226537509165 is 561905735622.

It is not a de Polignac number, because 226537509165 - 2¹⁴ = 226537492781 is a prime.

It is a congruent number.

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, 187590 + ... + 698759.

It is an arithmetic number, because the mean of its divisors is an integer number (12364582500).

Almost surely, 2^226537509165 is an apocalyptic number.

It is an amenable number.

226537509165 is a deficient number, since it is larger than the sum of its proper divisors (169129130835).

226537509165 is a wasteful number, since it uses less digits than its factorization.

226537509165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887917.

The product of its (nonzero) digits is 3402000, while the sum is 51.

The spelling of 226537509165 in words is "two hundred twenty-six billion, five hundred thirty-seven million, five hundred nine thousand, one hundred sixty-five".