7382653453321 has 4 divisors (see below), whose sum is σ = 7405942581252. Its totient is φ = 7359364325392.

The previous prime is 7382653453297. The next prime is 7382653453363. The reversal of 7382653453321 is 1233543562837.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1915287155721 + 5467366297600 = 1383939^2 + 2338240^2 .

It is a cyclic number.

It is not a de Polignac number, because 7382653453321 - 2⁹ = 7382653452809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7382653453421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11644563490 + ... + 11644564123.

It is an arithmetic number, because the mean of its divisors is an integer number (1851485645313).

Almost surely, 2^{7382653453321} is an apocalyptic number.

It is an amenable number.

7382653453321 is a deficient number, since it is larger than the sum of its proper divisors (23289127931).

7382653453321 is a wasteful number, since it uses less digits than its factorization.

7382653453321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23289127930.

The product of its digits is 10886400, while the sum is 52.

The spelling of 7382653453321 in words is "seven trillion, three hundred eighty-two billion, six hundred fifty-three million, four hundred fifty-three thousand, three hundred twenty-one".