7216652440001 has 4 divisors (see below), whose sum is σ = 7217335910400. Its totient is φ = 7215968969604.

The previous prime is 7216652439979. The next prime is 7216652440021. The reversal of 7216652440001 is 1000442566127.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7216652440001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7216652440021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341719361 + ... + 341740478.

It is an arithmetic number, because the mean of its divisors is an integer number (1804333977600).

Almost surely, 2^{7216652440001} is an apocalyptic number.

It is an amenable number.

7216652440001 is a deficient number, since it is larger than the sum of its proper divisors (683470399).

7216652440001 is a wasteful number, since it uses less digits than its factorization.

7216652440001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683470398.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 7216652440001 in words is "seven trillion, two hundred sixteen billion, six hundred fifty-two million, four hundred forty thousand, one".