8202752649491 has 2 divisors, whose sum is σ = 8202752649492. Its totient is φ = 8202752649490.

The previous prime is 8202752649479. The next prime is 8202752649503. The reversal of 8202752649491 is 1949462572028.

It is a balanced prime because it is at equal distance from previous prime (8202752649479) and next prime (8202752649503).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8202752649491 is a prime.

It is a super-3 number, since 3×8202752649491³ (a number of 40 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8202752649491.

It is not a weakly prime, because it can be changed into another prime (8202752649991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4101376324745 + 4101376324746.

It is an arithmetic number, because the mean of its divisors is an integer number (4101376324746).

Almost surely, 2^{8202752649491} is an apocalyptic number.

8202752649491 is a deficient number, since it is larger than the sum of its proper divisors (1).

8202752649491 is an equidigital number, since it uses as much as digits as its factorization.

8202752649491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17418240, while the sum is 59.

The spelling of 8202752649491 in words is "eight trillion, two hundred two billion, seven hundred fifty-two million, six hundred forty-nine thousand, four hundred ninety-one".