90503504336 has 80 divisors (see below), whose sum is σ = 203347353984. Its totient is φ = 38217940992.

The previous prime is 90503504293. The next prime is 90503504339. The reversal of 90503504336 is 63340530509.

It is a self number, because there is not a number n which added to its sum of digits gives 90503504336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90503504339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9176720 + ... + 9186576.

Almost surely, 2^90503504336 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90503504336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101673676992).

90503504336 is an abundant number, since it is smaller than the sum of its proper divisors (112843849648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90503504336 is a wasteful number, since it uses less digits than its factorization.

90503504336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11068 (or 11062 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 38.

The spelling of 90503504336 in words is "ninety billion, five hundred three million, five hundred four thousand, three hundred thirty-six".