39100000202089 has 2 divisors, whose sum is σ = 39100000202090. Its totient is φ = 39100000202088.

The previous prime is 39100000202051. The next prime is 39100000202149. The reversal of 39100000202089 is 98020200000193.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27683034992089 + 11416965210000 = 5261467^2 + 3378900^2 .

It is a cyclic number.

It is not a de Polignac number, because 39100000202089 - 2⁷ = 39100000201961 is a prime.

It is not a weakly prime, because it can be changed into another prime (39100000202789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19550000101044 + 19550000101045.

It is an arithmetic number, because the mean of its divisors is an integer number (19550000101045).

Almost surely, 2^{39100000202089} is an apocalyptic number.

It is an amenable number.

39100000202089 is a deficient number, since it is larger than the sum of its proper divisors (1).

39100000202089 is an equidigital number, since it uses as much as digits as its factorization.

39100000202089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 39100000202089 in words is "thirty-nine trillion, one hundred billion, two hundred two thousand, eighty-nine".