90221862228326 has 4 divisors (see below), whose sum is σ = 135332793342492. Its totient is φ = 45110931114162.

The previous prime is 90221862228263. The next prime is 90221862228347. The reversal of 90221862228326 is 62382226812209.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22555465557080 + ... + 22555465557083.

It is an arithmetic number, because the mean of its divisors is an integer number (33833198335623).

Almost surely, 2^{90221862228326} is an apocalyptic number.

90221862228326 is a deficient number, since it is larger than the sum of its proper divisors (45110931114166).

90221862228326 is a wasteful number, since it uses less digits than its factorization.

90221862228326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45110931114165.

The product of its (nonzero) digits is 3981312, while the sum is 53.

The spelling of 90221862228326 in words is "ninety trillion, two hundred twenty-one billion, eight hundred sixty-two million, two hundred twenty-eight thousand, three hundred twenty-six".