13505004050 has 24 divisors (see below), whose sum is σ = 25259655600. Its totient is φ = 5371819280.

The previous prime is 13505003999. The next prime is 13505004061. The reversal of 13505004050 is 5040050531.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 745520 + ... + 763419.

It is an arithmetic number, because the mean of its divisors is an integer number (1052485650).

Almost surely, 2^13505004050 is an apocalyptic number.

13505004050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13505004050 is a deficient number, since it is larger than the sum of its proper divisors (11754651550).

13505004050 is a wasteful number, since it uses less digits than its factorization.

13505004050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509130 (or 1509125 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 23.

Adding to 13505004050 its reverse (5040050531), we get a palindrome (18545054581).

The spelling of 13505004050 in words is "thirteen billion, five hundred five million, four thousand, fifty".