283957449899 has 2 divisors, whose sum is σ = 283957449900. Its totient is φ = 283957449898.

The previous prime is 283957449889. The next prime is 283957449947. The reversal of 283957449899 is 998944759382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 283957449899 - 2⁴ = 283957449883 is a prime.

It is a super-2 number, since 2×283957449899² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (283957449859) 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, 141978724949 + 141978724950.

It is an arithmetic number, because the mean of its divisors is an integer number (141978724950).

Almost surely, 2^283957449899 is an apocalyptic number.

283957449899 is a deficient number, since it is larger than the sum of its proper divisors (1).

283957449899 is an equidigital number, since it uses as much as digits as its factorization.

283957449899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1410877440, while the sum is 77.

The spelling of 283957449899 in words is "two hundred eighty-three billion, nine hundred fifty-seven million, four hundred forty-nine thousand, eight hundred ninety-nine".