8339770033961 has 2 divisors, whose sum is σ = 8339770033962. Its totient is φ = 8339770033960.

The previous prime is 8339770033951. The next prime is 8339770033963. The reversal of 8339770033961 is 1693300779338.

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., 5689923246736 + 2649846787225 = 2385356^2 + 1627835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8339770033961 is a prime.

Together with 8339770033963, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8339770033961.

It is not a weakly prime, because it can be changed into another prime (8339770033963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4169885016980 + 4169885016981.

It is an arithmetic number, because the mean of its divisors is an integer number (4169885016981).

Almost surely, 2^{8339770033961} is an apocalyptic number.

It is an amenable number.

8339770033961 is a deficient number, since it is larger than the sum of its proper divisors (1).

8339770033961 is an equidigital number, since it uses as much as digits as its factorization.

8339770033961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15431472, while the sum is 59.

The spelling of 8339770033961 in words is "eight trillion, three hundred thirty-nine billion, seven hundred seventy million, thirty-three thousand, nine hundred sixty-one".