20055333850 has 24 divisors (see below), whose sum is σ = 38311111548. Its totient is φ = 7805318400.

The previous prime is 20055333829. The next prime is 20055333863. The reversal of 20055333850 is 5833355002.

It can be written as a sum of positive squares in 6 ways, for example, as 7318631401 + 12736702449 = 85549^2 + 112857^2 .

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, 5418511 + ... + 5422210.

Almost surely, 2^20055333850 is an apocalyptic number.

20055333850 is a deficient number, since it is larger than the sum of its proper divisors (18255777698).

20055333850 is a wasteful number, since it uses less digits than its factorization.

20055333850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10840770 (or 10840765 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 34.

Adding to 20055333850 its reverse (5833355002), we get a palindrome (25888688852).

The spelling of 20055333850 in words is "twenty billion, fifty-five million, three hundred thirty-three thousand, eight hundred fifty".