752266224649 has 2 divisors, whose sum is σ = 752266224650. Its totient is φ = 752266224648.

The previous prime is 752266224631. The next prime is 752266224713. The reversal of 752266224649 is 946422662257.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 473516015625 + 278750209024 = 688125^2 + 527968^2 .

It is an emirp because it is prime and its reverse (946422662257) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 752266224649 - 2²¹ = 752264127497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 752266224649.

It is not a weakly prime, because it can be changed into another prime (752266204649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376133112324 + 376133112325.

It is an arithmetic number, because the mean of its divisors is an integer number (376133112325).

Almost surely, 2^752266224649 is an apocalyptic number.

It is an amenable number.

752266224649 is a deficient number, since it is larger than the sum of its proper divisors (1).

752266224649 is an equidigital number, since it uses as much as digits as its factorization.

752266224649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17418240, while the sum is 55.

The spelling of 752266224649 in words is "seven hundred fifty-two billion, two hundred sixty-six million, two hundred twenty-four thousand, six hundred forty-nine".