101845046789 has 2 divisors, whose sum is σ = 101845046790. Its totient is φ = 101845046788.

The previous prime is 101845046767. The next prime is 101845046813. The reversal of 101845046789 is 987640548101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84640264900 + 17204781889 = 290930^2 + 131167^2 .

It is a cyclic number.

It is not a de Polignac number, because 101845046789 - 2³² = 97550079493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101845046789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101845046389) 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, 50922523394 + 50922523395.

It is an arithmetic number, because the mean of its divisors is an integer number (50922523395).

Almost surely, 2^101845046789 is an apocalyptic number.

It is an amenable number.

101845046789 is a deficient number, since it is larger than the sum of its proper divisors (1).

101845046789 is an equidigital number, since it uses as much as digits as its factorization.

101845046789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1935360, while the sum is 53.

The spelling of 101845046789 in words is "one hundred one billion, eight hundred forty-five million, forty-six thousand, seven hundred eighty-nine".