290044440139 has 2 divisors, whose sum is σ = 290044440140. Its totient is φ = 290044440138.

The previous prime is 290044440083. The next prime is 290044440143. The reversal of 290044440139 is 931044440092.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 290044440139 - 2⁹ = 290044439627 is a prime.

It is not a weakly prime, because it can be changed into another prime (290044840139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145022220069 + 145022220070.

It is an arithmetic number, because the mean of its divisors is an integer number (145022220070).

Almost surely, 2^290044440139 is an apocalyptic number.

290044440139 is a deficient number, since it is larger than the sum of its proper divisors (1).

290044440139 is an equidigital number, since it uses as much as digits as its factorization.

290044440139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 290044440139 in words is "two hundred ninety billion, forty-four million, four hundred forty thousand, one hundred thirty-nine".