7104400721000 has 128 divisors (see below), whose sum is σ = 18151692624000. Its totient is φ = 2581125696000.

The previous prime is 7104400720951. The next prime is 7104400721009. The reversal of 7104400721000 is 1270044017.

It is not an unprimeable number, because it can be changed into a prime (7104400721009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12132971 + ... + 12705029.

It is an arithmetic number, because the mean of its divisors is an integer number (141810098625).

Almost surely, 2^{7104400721000} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7104400721000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9075846312000).

7104400721000 is an abundant number, since it is smaller than the sum of its proper divisors (11047291903000).

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

7104400721000 is a wasteful number, since it uses less digits than its factorization.

7104400721000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573220 (or 573206 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

Adding to 7104400721000 its reverse (1270044017), we get a palindrome (7105670765017).

The spelling of 7104400721000 in words is "seven trillion, one hundred four billion, four hundred million, seven hundred twenty-one thousand".