90417728805350 has 24 divisors (see below), whose sum is σ = 168177326758320. Its totient is φ = 36167015999520.

The previous prime is 90417728805343. The next prime is 90417728805389. The reversal of 90417728805350 is 5350882771409.

It is a self number, because there is not a number n which added to its sum of digits gives 90417728805350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26531264 + ... + 29744636.

It is an arithmetic number, because the mean of its divisors is an integer number (7007388614930).

Almost surely, 2^{90417728805350} is an apocalyptic number.

90417728805350 is a deficient number, since it is larger than the sum of its proper divisors (77759597952970).

90417728805350 is a wasteful number, since it uses less digits than its factorization.

90417728805350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3776144 (or 3776139 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 59.

The spelling of 90417728805350 in words is "ninety trillion, four hundred seventeen billion, seven hundred twenty-eight million, eight hundred five thousand, three hundred fifty".