368578890089 has 2 divisors, whose sum is σ = 368578890090. Its totient is φ = 368578890088.

The previous prime is 368578890061. The next prime is 368578890091. The reversal of 368578890089 is 980098875863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285147456064 + 83431434025 = 533992^2 + 288845^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-368578890089 is a prime.

Together with 368578890091, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (368578800089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184289445044 + 184289445045.

It is an arithmetic number, because the mean of its divisors is an integer number (184289445045).

Almost surely, 2^368578890089 is an apocalyptic number.

It is an amenable number.

368578890089 is a deficient number, since it is larger than the sum of its proper divisors (1).

368578890089 is an equidigital number, since it uses as much as digits as its factorization.

368578890089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 209018880, while the sum is 71.

The spelling of 368578890089 in words is "three hundred sixty-eight billion, five hundred seventy-eight million, eight hundred ninety thousand, eighty-nine".