29056196261 has 2 divisors, whose sum is σ = 29056196262. Its totient is φ = 29056196260.

The previous prime is 29056196249. The next prime is 29056196297. The reversal of 29056196261 is 16269165092.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23516222500 + 5539973761 = 153350^2 + 74431^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-29056196261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (29056193261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14528098130 + 14528098131.

It is an arithmetic number, because the mean of its divisors is an integer number (14528098131).

Almost surely, 2^29056196261 is an apocalyptic number.

It is an amenable number.

29056196261 is a deficient number, since it is larger than the sum of its proper divisors (1).

29056196261 is an equidigital number, since it uses as much as digits as its factorization.

29056196261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 349920, while the sum is 47.

The spelling of 29056196261 in words is "twenty-nine billion, fifty-six million, one hundred ninety-six thousand, two hundred sixty-one".