87845092843 has 2 divisors, whose sum is σ = 87845092844. Its totient is φ = 87845092842.

The previous prime is 87845092831. The next prime is 87845092871. The reversal of 87845092843 is 34829054878.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87845092843 - 2⁹ = 87845092331 is a prime.

It is not a weakly prime, because it can be changed into another prime (87845092883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43922546421 + 43922546422.

It is an arithmetic number, because the mean of its divisors is an integer number (43922546422).

Almost surely, 2^87845092843 is an apocalyptic number.

87845092843 is a deficient number, since it is larger than the sum of its proper divisors (1).

87845092843 is an equidigital number, since it uses as much as digits as its factorization.

87845092843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15482880, while the sum is 58.

The spelling of 87845092843 in words is "eighty-seven billion, eight hundred forty-five million, ninety-two thousand, eight hundred forty-three".