13255521304004 has 24 divisors (see below), whose sum is σ = 26537794472448. Its totient is φ = 5675205159360.

The previous prime is 13255521303977. The next prime is 13255521304009. The reversal of 13255521304004 is 40040312555231.

It is not an unprimeable number, because it can be changed into a prime (13255521304009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238827689 + ... + 238883184.

It is an arithmetic number, because the mean of its divisors is an integer number (1105741436352).

Almost surely, 2^{13255521304004} is an apocalyptic number.

13255521304004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13255521304004 is an abundant number, since it is smaller than the sum of its proper divisors (13282273168444).

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

13255521304004 is a wasteful number, since it uses less digits than its factorization.

13255521304004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477711875 (or 477711873 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 13255521304004 its reverse (40040312555231), we get a palindrome (53295833859235).

The spelling of 13255521304004 in words is "thirteen trillion, two hundred fifty-five billion, five hundred twenty-one million, three hundred four thousand, four".