846240086899 has 2 divisors, whose sum is σ = 846240086900. Its totient is φ = 846240086898.

The previous prime is 846240086893. The next prime is 846240086981. The reversal of 846240086899 is 998680042648.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 846240086899 - 2²⁷ = 846105869171 is a prime.

It is a super-2 number, since 2×846240086899² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 846240086899.

It is not a weakly prime, because it can be changed into another prime (846240086893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423120043449 + 423120043450.

It is an arithmetic number, because the mean of its divisors is an integer number (423120043450).

Almost surely, 2^846240086899 is an apocalyptic number.

846240086899 is a deficient number, since it is larger than the sum of its proper divisors (1).

846240086899 is an equidigital number, since it uses as much as digits as its factorization.

846240086899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 47775744, while the sum is 64.

The spelling of 846240086899 in words is "eight hundred forty-six billion, two hundred forty million, eighty-six thousand, eight hundred ninety-nine".