284969440853 has 2 divisors, whose sum is σ = 284969440854. Its totient is φ = 284969440852.

The previous prime is 284969440841. The next prime is 284969440901. The reversal of 284969440853 is 358044969482.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 284833555204 + 135885649 = 533698^2 + 11657^2 .

It is a cyclic number.

It is not a de Polignac number, because 284969440853 - 2²⁸ = 284701005397 is a prime.

It is a super-3 number, since 3×284969440853³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (284969440253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142484720426 + 142484720427.

It is an arithmetic number, because the mean of its divisors is an integer number (142484720427).

Almost surely, 2^284969440853 is an apocalyptic number.

It is an amenable number.

284969440853 is a deficient number, since it is larger than the sum of its proper divisors (1).

284969440853 is an equidigital number, since it uses as much as digits as its factorization.

284969440853 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 59719680, while the sum is 62.

The spelling of 284969440853 in words is "two hundred eighty-four billion, nine hundred sixty-nine million, four hundred forty thousand, eight hundred fifty-three".