82268202397 has 2 divisors, whose sum is σ = 82268202398. Its totient is φ = 82268202396.

The previous prime is 82268202383. The next prime is 82268202403. The reversal of 82268202397 is 79320286228.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58435326756 + 23832875641 = 241734^2 + 154379^2 .

It is a cyclic number.

It is not a de Polignac number, because 82268202397 - 2¹¹ = 82268200349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82268202397.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82268203397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41134101198 + 41134101199.

It is an arithmetic number, because the mean of its divisors is an integer number (41134101199).

Almost surely, 2^82268202397 is an apocalyptic number.

It is an amenable number.

82268202397 is a deficient number, since it is larger than the sum of its proper divisors (1).

82268202397 is an equidigital number, since it uses as much as digits as its factorization.

82268202397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 49.

The spelling of 82268202397 in words is "eighty-two billion, two hundred sixty-eight million, two hundred two thousand, three hundred ninety-seven".