845596474199 has 2 divisors, whose sum is σ = 845596474200. Its totient is φ = 845596474198.

The previous prime is 845596474117. The next prime is 845596474201. The reversal of 845596474199 is 991474695548.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-845596474199 is a prime.

Together with 845596474201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (845596474399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422798237099 + 422798237100.

It is an arithmetic number, because the mean of its divisors is an integer number (422798237100).

Almost surely, 2^845596474199 is an apocalyptic number.

845596474199 is a deficient number, since it is larger than the sum of its proper divisors (1).

845596474199 is an equidigital number, since it uses as much as digits as its factorization.

845596474199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 391910400, while the sum is 71.

The spelling of 845596474199 in words is "eight hundred forty-five billion, five hundred ninety-six million, four hundred seventy-four thousand, one hundred ninety-nine".