20043523350 has 144 divisors (see below), whose sum is σ = 56009217264. Its totient is φ = 5134752000.

The previous prime is 20043523319. The next prime is 20043523373. The reversal of 20043523350 is 5332534002.

20043523350 is a `hidden beast` number, since 200 + 435 + 23 + 3 + 5 + 0 = 666.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 1171860 + ... + 1188840.

Almost surely, 2^20043523350 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20043523350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28004608632).

20043523350 is an abundant number, since it is smaller than the sum of its proper divisors (35965693914).

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

20043523350 is a wasteful number, since it uses less digits than its factorization.

20043523350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17103 (or 17095 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 27.

The spelling of 20043523350 in words is "twenty billion, forty-three million, five hundred twenty-three thousand, three hundred fifty".