226501713621 has 96 divisors (see below), whose sum is σ = 364635648000. Its totient is φ = 134848696320.

The previous prime is 226501713619. The next prime is 226501713643. The reversal of 226501713621 is 126317105622.

226501713621 is a `hidden beast` number, since 2 + 2 + 6 + 5 + 0 + 17 + 13 + 621 = 666.

It is not a de Polignac number, because 226501713621 - 2¹ = 226501713619 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226501713601) 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 95 ways as a sum of consecutive naturals, for example, 55827825 + ... + 55831881.

It is an arithmetic number, because the mean of its divisors is an integer number (3798288000).

Almost surely, 2^226501713621 is an apocalyptic number.

It is an amenable number.

226501713621 is a deficient number, since it is larger than the sum of its proper divisors (138133934379).

226501713621 is a wasteful number, since it uses less digits than its factorization.

226501713621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4339 (or 4336 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 226501713621 in words is "two hundred twenty-six billion, five hundred one million, seven hundred thirteen thousand, six hundred twenty-one".