846121504536231 has 48 divisors (see below), whose sum is σ = 1417211373000192. Its totient is φ = 439538637320640.

The previous prime is 846121504536227. The next prime is 846121504536233. The reversal of 846121504536231 is 132635405121648.

846121504536231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 846121504536231 - 2² = 846121504536227 is a prime.

It is a super-2 number, since 2×846121504536231² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846121504536233) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 226898985 + ... + 230597901.

It is an arithmetic number, because the mean of its divisors is an integer number (29525236937504).

Almost surely, 2^{846121504536231} is an apocalyptic number.

846121504536231 is a deficient number, since it is larger than the sum of its proper divisors (571089868463961).

846121504536231 is a wasteful number, since it uses less digits than its factorization.

846121504536231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3788972 (or 3788961 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 51.

Adding to 846121504536231 its reverse (132635405121648), we get a palindrome (978756909657879).

The spelling of 846121504536231 in words is "eight hundred forty-six trillion, one hundred twenty-one billion, five hundred four million, five hundred thirty-six thousand, two hundred thirty-one".