846948521999 has 2 divisors, whose sum is σ = 846948522000. Its totient is φ = 846948521998.

The previous prime is 846948521987. The next prime is 846948522011. The reversal of 846948521999 is 999125849648.

It is a balanced prime because it is at equal distance from previous prime (846948521987) and next prime (846948522011).

It is a cyclic number.

It is not a de Polignac number, because 846948521999 - 2³⁶ = 778229045263 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (846948521099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 423474260999 + 423474261000.

It is an arithmetic number, because the mean of its divisors is an integer number (423474261000).

Almost surely, 2^846948521999 is an apocalyptic number.

846948521999 is a deficient number, since it is larger than the sum of its proper divisors (1).

846948521999 is an equidigital number, since it uses as much as digits as its factorization.

846948521999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 403107840, while the sum is 74.

The spelling of 846948521999 in words is "eight hundred forty-six billion, nine hundred forty-eight million, five hundred twenty-one thousand, nine hundred ninety-nine".