90321600244 has 12 divisors (see below), whose sum is σ = 158241813184. Its totient is φ = 45109653624.

The previous prime is 90321600221. The next prime is 90321600307. The reversal of 90321600244 is 44200612309.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12782652 + ... + 12789715.

Almost surely, 2^90321600244 is an apocalyptic number.

It is an amenable number.

90321600244 is a deficient number, since it is larger than the sum of its proper divisors (67920212940).

90321600244 is a wasteful number, since it uses less digits than its factorization.

90321600244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25573254 (or 25573252 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 90321600244 in words is "ninety billion, three hundred twenty-one million, six hundred thousand, two hundred forty-four".