7210735920919 has 2 divisors, whose sum is σ = 7210735920920. Its totient is φ = 7210735920918.

The previous prime is 7210735920911. The next prime is 7210735920923. The reversal of 7210735920919 is 9190295370127.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7210735920919 - 2³ = 7210735920911 is a prime.

It is a super-2 number, since 2×7210735920919² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 7210735920919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7210735920911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3605367960459 + 3605367960460.

It is an arithmetic number, because the mean of its divisors is an integer number (3605367960460).

Almost surely, 2^{7210735920919} is an apocalyptic number.

7210735920919 is a deficient number, since it is larger than the sum of its proper divisors (1).

7210735920919 is an equidigital number, since it uses as much as digits as its factorization.

7210735920919 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2143260, while the sum is 55.

The spelling of 7210735920919 in words is "seven trillion, two hundred ten billion, seven hundred thirty-five million, nine hundred twenty thousand, nine hundred nineteen".