90000454636032 has 160 divisors (see below), whose sum is σ = 239983454861568. Its totient is φ = 29973062025216.

The previous prime is 90000454636009. The next prime is 90000454636199. The reversal of 90000454636032 is 23063645400009.

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 in 15 ways as a sum of consecutive naturals, for example, 10498124098 + ... + 10498132670.

Almost surely, 2^{90000454636032} 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 90000454636032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119991727430784).

90000454636032 is an abundant number, since it is smaller than the sum of its proper divisors (149983000225536).

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

90000454636032 is a wasteful number, since it uses less digits than its factorization.

90000454636032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13970 (or 13954 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 90000454636032 in words is "ninety trillion, four hundred fifty-four million, six hundred thirty-six thousand, thirty-two".