20483850204 has 18 divisors (see below), whose sum is σ = 51778621440. Its totient is φ = 6827950056.

The previous prime is 20483850181. The next prime is 20483850221. The reversal of 20483850204 is 40205838402.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 568995839 = 20483850204 / (2 + 0 + 4 + 8 + 3 + 8 + 5 + 0 + 2 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 284497884 + ... + 284497955.

It is an arithmetic number, because the mean of its divisors is an integer number (2876590080).

Almost surely, 2^20483850204 is an apocalyptic number.

It is an amenable number.

20483850204 is an abundant number, since it is smaller than the sum of its proper divisors (31294771236).

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

20483850204 is a wasteful number, since it uses less digits than its factorization.

20483850204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568995849 (or 568995844 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 36.

The spelling of 20483850204 in words is "twenty billion, four hundred eighty-three million, eight hundred fifty thousand, two hundred four".