485792881493 has 2 divisors, whose sum is σ = 485792881494. Its totient is φ = 485792881492.

The previous prime is 485792881471. The next prime is 485792881549. The reversal of 485792881493 is 394188297584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430095937489 + 55696944004 = 655817^2 + 236002^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485792881493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485792881393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242896440746 + 242896440747.

It is an arithmetic number, because the mean of its divisors is an integer number (242896440747).

Almost surely, 2^485792881493 is an apocalyptic number.

It is an amenable number.

485792881493 is a deficient number, since it is larger than the sum of its proper divisors (1).

485792881493 is an equidigital number, since it uses as much as digits as its factorization.

485792881493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139345920, while the sum is 68.

The spelling of 485792881493 in words is "four hundred eighty-five billion, seven hundred ninety-two million, eight hundred eighty-one thousand, four hundred ninety-three".