5461885789 has 2 divisors, whose sum is σ = 5461885790. Its totient is φ = 5461885788.

The previous prime is 5461885763. The next prime is 5461885841. The reversal of 5461885789 is 9875881645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4623320025 + 838565764 = 67995^2 + 28958^2 .

It is a cyclic number.

It is not a de Polignac number, because 5461885789 - 2⁷ = 5461885661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5461880789) 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, 2730942894 + 2730942895.

It is an arithmetic number, because the mean of its divisors is an integer number (2730942895).

Almost surely, 2^5461885789 is an apocalyptic number.

It is an amenable number.

5461885789 is a deficient number, since it is larger than the sum of its proper divisors (1).

5461885789 is an equidigital number, since it uses as much as digits as its factorization.

5461885789 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19353600, while the sum is 61.

The square root of 5461885789 is about 73904.5721792637. The cubic root of 5461885789 is about 1761.0872445574.

The spelling of 5461885789 in words is "five billion, four hundred sixty-one million, eight hundred eighty-five thousand, seven hundred eighty-nine".