285683255203 has 2 divisors, whose sum is σ = 285683255204. Its totient is φ = 285683255202.

The previous prime is 285683255201. The next prime is 285683255227. The reversal of 285683255203 is 302552386582.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 285683255203 - 2¹ = 285683255201 is a prime.

It is a super-2 number, since 2×285683255203² (a number of 24 digits) contains 22 as substring.

Together with 285683255201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (285683255201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142841627601 + 142841627602.

It is an arithmetic number, because the mean of its divisors is an integer number (142841627602).

Almost surely, 2^285683255203 is an apocalyptic number.

285683255203 is a deficient number, since it is larger than the sum of its proper divisors (1).

285683255203 is an equidigital number, since it uses as much as digits as its factorization.

285683255203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456000, while the sum is 49.

The spelling of 285683255203 in words is "two hundred eighty-five billion, six hundred eighty-three million, two hundred fifty-five thousand, two hundred three".