290068909087 has 2 divisors, whose sum is σ = 290068909088. Its totient is φ = 290068909086.

The previous prime is 290068909049. The next prime is 290068909199. The reversal of 290068909087 is 780909860092.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 290068909087 - 2¹⁵ = 290068876319 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290068909787) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145034454543 + 145034454544.

It is an arithmetic number, because the mean of its divisors is an integer number (145034454544).

Almost surely, 2^290068909087 is an apocalyptic number.

290068909087 is a deficient number, since it is larger than the sum of its proper divisors (1).

290068909087 is an equidigital number, since it uses as much as digits as its factorization.

290068909087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The spelling of 290068909087 in words is "two hundred ninety billion, sixty-eight million, nine hundred nine thousand, eighty-seven".