290029539641 has 2 divisors, whose sum is σ = 290029539642. Its totient is φ = 290029539640.

The previous prime is 290029539617. The next prime is 290029539671. The reversal of 290029539641 is 146935920092.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 153510374416 + 136519165225 = 391804^2 + 369485^2 .

It is a cyclic number.

It is not a de Polignac number, because 290029539641 - 2⁶ = 290029539577 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 290029539641.

It is not a weakly prime, because it can be changed into another prime (290029539671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145014769820 + 145014769821.

It is an arithmetic number, because the mean of its divisors is an integer number (145014769821).

Almost surely, 2^290029539641 is an apocalyptic number.

It is an amenable number.

290029539641 is a deficient number, since it is larger than the sum of its proper divisors (1).

290029539641 is an equidigital number, since it uses as much as digits as its factorization.

290029539641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 290029539641 in words is "two hundred ninety billion, twenty-nine million, five hundred thirty-nine thousand, six hundred forty-one".