846691196649 has 8 divisors (see below), whose sum is σ = 1132174973280. Its totient is φ = 562834108896.

The previous prime is 846691196633. The next prime is 846691196693. The reversal of 846691196649 is 946691196648.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 846691196649 - 2⁴ = 846691196633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (846691196609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406671004 + ... + 406673085.

It is an arithmetic number, because the mean of its divisors is an integer number (141521871660).

Almost surely, 2^846691196649 is an apocalyptic number.

It is an amenable number.

846691196649 is a deficient number, since it is larger than the sum of its proper divisors (285483776631).

846691196649 is a wasteful number, since it uses less digits than its factorization.

846691196649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813344439.

The product of its digits is 120932352, while the sum is 69.

Subtracting 846691196649 from its reverse (946691196648), we obtain a palindrome (99999999999).

The spelling of 846691196649 in words is "eight hundred forty-six billion, six hundred ninety-one million, one hundred ninety-six thousand, six hundred forty-nine".