13104133929820 has 48 divisors (see below), whose sum is σ = 27611398029600. Its totient is φ = 5224022657280.

The previous prime is 13104133929793. The next prime is 13104133929827. The reversal of 13104133929820 is 2892933140131.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104133929827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6211486 + ... + 8049274.

It is an arithmetic number, because the mean of its divisors is an integer number (575237458950).

Almost surely, 2^{13104133929820} is an apocalyptic number.

13104133929820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13104133929820 is an abundant number, since it is smaller than the sum of its proper divisors (14507264099780).

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

13104133929820 is a wasteful number, since it uses less digits than its factorization.

13104133929820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838998 (or 1838996 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 46.

The spelling of 13104133929820 in words is "thirteen trillion, one hundred four billion, one hundred thirty-three million, nine hundred twenty-nine thousand, eight hundred twenty".