90634703424 has 112 divisors (see below), whose sum is σ = 241922052096. Its totient is φ = 29945664000.

The previous prime is 90634703387. The next prime is 90634703479. The reversal of 90634703424 is 42430743609.

It is a happy number.

It is an unprimeable number.

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, 14231889 + ... + 14238255.

Almost surely, 2^90634703424 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 90634703424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120961026048).

90634703424 is an abundant number, since it is smaller than the sum of its proper divisors (151287348672).

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

90634703424 is a wasteful number, since it uses less digits than its factorization.

90634703424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7024 (or 7014 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 42.

The spelling of 90634703424 in words is "ninety billion, six hundred thirty-four million, seven hundred three thousand, four hundred twenty-four".