7104504411521 has 8 divisors (see below), whose sum is σ = 7750498125888. Its totient is φ = 6458532310000.

The previous prime is 7104504411503. The next prime is 7104504411527. The reversal of 7104504411521 is 1251144054017.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7104504411521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7104504411527) 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, 4712045 + ... + 6034266.

It is an arithmetic number, because the mean of its divisors is an integer number (968812265736).

Almost surely, 2^{7104504411521} is an apocalyptic number.

It is an amenable number.

7104504411521 is a deficient number, since it is larger than the sum of its proper divisors (645993714367).

7104504411521 is a wasteful number, since it uses less digits than its factorization.

7104504411521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10806423.

The product of its (nonzero) digits is 22400, while the sum is 35.

Adding to 7104504411521 its reverse (1251144054017), we get a palindrome (8355648465538).

The spelling of 7104504411521 in words is "seven trillion, one hundred four billion, five hundred four million, four hundred eleven thousand, five hundred twenty-one".