13500326004 has 48 divisors (see below), whose sum is σ = 35202638016. Its totient is φ = 3991225600.

The previous prime is 13500325999. The next prime is 13500326011. The reversal of 13500326004 is 40062300531.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241847 + ... + 1252670.

It is an arithmetic number, because the mean of its divisors is an integer number (733388292).

Almost surely, 2^13500326004 is an apocalyptic number.

It is an amenable number.

13500326004 is an abundant number, since it is smaller than the sum of its proper divisors (21702312012).

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

13500326004 is a wasteful number, since it uses less digits than its factorization.

13500326004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494576 (or 2494574 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 13500326004 its reverse (40062300531), we get a palindrome (53562626535).

The spelling of 13500326004 in words is "thirteen billion, five hundred million, three hundred twenty-six thousand, four".