13403004523000 has 128 divisors (see below), whose sum is σ = 32034200889600. Its totient is φ = 5246499456000.

The previous prime is 13403004522967. The next prime is 13403004523021. The reversal of 13403004523000 is 32540030431.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 648072660 + ... + 648093340.

It is an arithmetic number, because the mean of its divisors is an integer number (250267194450).

Almost surely, 2^{13403004523000} is an apocalyptic number.

13403004523000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13403004523000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16017100444800).

13403004523000 is an abundant number, since it is smaller than the sum of its proper divisors (18631196366600).

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

13403004523000 is a wasteful number, since it uses less digits than its factorization.

13403004523000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34538 (or 34524 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 13403004523000 its reverse (32540030431), we get a palindrome (13435544553431).

The spelling of 13403004523000 in words is "thirteen trillion, four hundred three billion, four million, five hundred twenty-three thousand".