226643016537 has 12 divisors (see below), whose sum is σ = 374140852800. Its totient is φ = 129510295128.

The previous prime is 226643016517. The next prime is 226643016541. The reversal of 226643016537 is 735610346622.

226643016537 is a `hidden beast` number, since 2 + 2 + 66 + 43 + 0 + 16 + 537 = 666.

It is not a de Polignac number, because 226643016537 - 2²⁴ = 226626239321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226643016492 and 226643016501.

It is not an unprimeable number, because it can be changed into a prime (226643016517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1798754037 + ... + 1798754162.

It is an arithmetic number, because the mean of its divisors is an integer number (31178404400).

Almost surely, 2^226643016537 is an apocalyptic number.

It is an amenable number.

226643016537 is a deficient number, since it is larger than the sum of its proper divisors (147497836263).

226643016537 is a wasteful number, since it uses less digits than its factorization.

226643016537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3597508212 (or 3597508209 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 45.

The spelling of 226643016537 in words is "two hundred twenty-six billion, six hundred forty-three million, sixteen thousand, five hundred thirty-seven".