16203952850 has 12 divisors (see below), whose sum is σ = 30139352394. Its totient is φ = 6481581120.

The previous prime is 16203952841. The next prime is 16203952873. The reversal of 16203952850 is 5825930261.

It can be written as a sum of positive squares in 3 ways, for example, as 10468768489 + 5735184361 = 102317^2 + 75731^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16203952798 and 16203952807.

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, 162039479 + ... + 162039578.

Almost surely, 2^16203952850 is an apocalyptic number.

16203952850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16203952850 is a deficient number, since it is larger than the sum of its proper divisors (13935399544).

16203952850 is a wasteful number, since it uses less digits than its factorization.

16203952850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324079069 (or 324079064 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 16203952850 in words is "sixteen billion, two hundred three million, nine hundred fifty-two thousand, eight hundred fifty".