20413355050 has 24 divisors (see below), whose sum is σ = 41420554272. Its totient is φ = 7423038000.

The previous prime is 20413355009. The next prime is 20413355057. The reversal of 20413355050 is 5055331402.

It is not an unprimeable number, because it can be changed into a prime (20413355057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18557046 + ... + 18558145.

It is an arithmetic number, because the mean of its divisors is an integer number (1725856428).

Almost surely, 2^20413355050 is an apocalyptic number.

20413355050 is an abundant number, since it is smaller than the sum of its proper divisors (21007199222).

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

20413355050 is a wasteful number, since it uses less digits than its factorization.

20413355050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37115214 (or 37115209 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 20413355050 its reverse (5055331402), we get a palindrome (25468686452).

The spelling of 20413355050 in words is "twenty billion, four hundred thirteen million, three hundred fifty-five thousand, fifty".