7216216053373 has 2 divisors, whose sum is σ = 7216216053374. Its totient is φ = 7216216053372.

The previous prime is 7216216053329. The next prime is 7216216053407. The reversal of 7216216053373 is 3733506126127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6286663611684 + 929552441689 = 2507322^2 + 964133^2 .

It is a cyclic number.

It is not a de Polignac number, because 7216216053373 - 2²¹ = 7216213956221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7216213053373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3608108026686 + 3608108026687.

It is an arithmetic number, because the mean of its divisors is an integer number (3608108026687).

Almost surely, 2^{7216216053373} is an apocalyptic number.

It is an amenable number.

7216216053373 is a deficient number, since it is larger than the sum of its proper divisors (1).

7216216053373 is an equidigital number, since it uses as much as digits as its factorization.

7216216053373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 952560, while the sum is 46.

The spelling of 7216216053373 in words is "seven trillion, two hundred sixteen billion, two hundred sixteen million, fifty-three thousand, three hundred seventy-three".