290000000077 has 2 divisors, whose sum is σ = 290000000078. Its totient is φ = 290000000076.

The previous prime is 290000000057. The next prime is 290000000099. The reversal of 290000000077 is 770000000092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 289895019561 + 104980516 = 538419^2 + 10246^2 .

It is a cyclic number.

It is not a de Polignac number, because 290000000077 - 2³¹ = 287852516429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 289999999979 and 290000000060.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (290000000057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 145000000038 + 145000000039.

It is an arithmetic number, because the mean of its divisors is an integer number (145000000039).

Almost surely, 2^290000000077 is an apocalyptic number.

It is an amenable number.

290000000077 is a deficient number, since it is larger than the sum of its proper divisors (1).

290000000077 is an equidigital number, since it uses as much as digits as its factorization.

290000000077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 25.

The spelling of 290000000077 in words is "two hundred ninety billion, seventy-seven", and thus it is an aban number.