284969440901 has 2 divisors, whose sum is σ = 284969440902. Its totient is φ = 284969440900.

The previous prime is 284969440853. The next prime is 284969440909. The reversal of 284969440901 is 109044969482.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 283954699876 + 1014741025 = 532874^2 + 31855^2 .

It is a cyclic number.

It is not a de Polignac number, because 284969440901 - 2²⁶ = 284902332037 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (284969440909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 142484720450 + 142484720451.

It is an arithmetic number, because the mean of its divisors is an integer number (142484720451).

Almost surely, 2^284969440901 is an apocalyptic number.

It is an amenable number.

284969440901 is a deficient number, since it is larger than the sum of its proper divisors (1).

284969440901 is an equidigital number, since it uses as much as digits as its factorization.

284969440901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4478976, while the sum is 56.

The spelling of 284969440901 in words is "two hundred eighty-four billion, nine hundred sixty-nine million, four hundred forty thousand, nine hundred one".