92040791891 has 2 divisors, whose sum is σ = 92040791892. Its totient is φ = 92040791890.

The previous prime is 92040791881. The next prime is 92040791959. The reversal of 92040791891 is 19819704029.

It is a weak prime.

It is an emirp because it is prime and its reverse (19819704029) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 92040791891 - 2¹⁸ = 92040529747 is a prime.

It is not a weakly prime, because it can be changed into another prime (92040791881) 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, 46020395945 + 46020395946.

It is an arithmetic number, because the mean of its divisors is an integer number (46020395946).

Almost surely, 2^92040791891 is an apocalyptic number.

92040791891 is a deficient number, since it is larger than the sum of its proper divisors (1).

92040791891 is an equidigital number, since it uses as much as digits as its factorization.

92040791891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 50.

The spelling of 92040791891 in words is "ninety-two billion, forty million, seven hundred ninety-one thousand, eight hundred ninety-one".