285119999993 has 2 divisors, whose sum is σ = 285119999994. Its totient is φ = 285119999992.

The previous prime is 285119999977. The next prime is 285120000037. The reversal of 285119999993 is 399999911582.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223339417744 + 61780582249 = 472588^2 + 248557^2 .

It is a cyclic number.

It is not a de Polignac number, because 285119999993 - 2⁴ = 285119999977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 285119999993.

It is not a weakly prime, because it can be changed into another prime (285119999903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142559999996 + 142559999997.

It is an arithmetic number, because the mean of its divisors is an integer number (142559999997).

Almost surely, 2^285119999993 is an apocalyptic number.

It is an amenable number.

285119999993 is a deficient number, since it is larger than the sum of its proper divisors (1).

285119999993 is an equidigital number, since it uses as much as digits as its factorization.

285119999993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127545840, while the sum is 74.

The spelling of 285119999993 in words is "two hundred eighty-five billion, one hundred nineteen million, nine hundred ninety-nine thousand, nine hundred ninety-three".