13200028534 has 32 divisors (see below), whose sum is σ = 24793632000. Its totient is φ = 5120396640.

The previous prime is 13200028531. The next prime is 13200028561. The reversal of 13200028534 is 43582000231.

13200028534 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13200028531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151884 + ... + 222415.

It is an arithmetic number, because the mean of its divisors is an integer number (774801000).

Almost surely, 2^13200028534 is an apocalyptic number.

13200028534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13200028534 is a deficient number, since it is larger than the sum of its proper divisors (11593603466).

13200028534 is a wasteful number, since it uses less digits than its factorization.

13200028534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374548.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 13200028534 its reverse (43582000231), we get a palindrome (56782028765).

The spelling of 13200028534 in words is "thirteen billion, two hundred million, twenty-eight thousand, five hundred thirty-four".