846825827399 has 16 divisors (see below), whose sum is σ = 868733505024. Its totient is φ = 825021288000.

The previous prime is 846825827377. The next prime is 846825827401. The reversal of 846825827399 is 993728528648.

It is a cyclic number.

It is not a de Polignac number, because 846825827399 - 2⁸ = 846825827143 is a prime.

It is a super-2 number, since 2×846825827399² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846825827699) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30248162 + ... + 30276144.

It is an arithmetic number, because the mean of its divisors is an integer number (54295844064).

Almost surely, 2^846825827399 is an apocalyptic number.

846825827399 is a deficient number, since it is larger than the sum of its proper divisors (21907677625).

846825827399 is a wasteful number, since it uses less digits than its factorization.

846825827399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29798.

The product of its digits is 418037760, while the sum is 71.

The spelling of 846825827399 in words is "eight hundred forty-six billion, eight hundred twenty-five million, eight hundred twenty-seven thousand, three hundred ninety-nine".