13315330650 has 48 divisors (see below), whose sum is σ = 33362489664. Its totient is φ = 3514145280.

The previous prime is 13315330627. The next prime is 13315330661. The reversal of 13315330650 is 5603351331.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 443022 + ... + 472121.

It is an arithmetic number, because the mean of its divisors is an integer number (695051868).

Almost surely, 2^13315330650 is an apocalyptic number.

13315330650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13315330650 is an abundant number, since it is smaller than the sum of its proper divisors (20047159014).

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

13315330650 is a wasteful number, since it uses less digits than its factorization.

13315330650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 915255 (or 915250 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 30.

Adding to 13315330650 its reverse (5603351331), we get a palindrome (18918681981).

The spelling of 13315330650 in words is "thirteen billion, three hundred fifteen million, three hundred thirty thousand, six hundred fifty".