29896566160891 has 2 divisors, whose sum is σ = 29896566160892. Its totient is φ = 29896566160890.

The previous prime is 29896566160847. The next prime is 29896566160913. The reversal of 29896566160891 is 19806166569892.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 29896566160891 - 2⁷ = 29896566160763 is a prime.

It is not a weakly prime, because it can be changed into another prime (29896566164891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14948283080445 + 14948283080446.

It is an arithmetic number, because the mean of its divisors is an integer number (14948283080446).

Almost surely, 2^{29896566160891} is an apocalyptic number.

29896566160891 is a deficient number, since it is larger than the sum of its proper divisors (1).

29896566160891 is an equidigital number, since it uses as much as digits as its factorization.

29896566160891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 604661760, while the sum is 76.

The spelling of 29896566160891 in words is "twenty-nine trillion, eight hundred ninety-six billion, five hundred sixty-six million, one hundred sixty thousand, eight hundred ninety-one".