846693637419680 has 48 divisors (see below), whose sum is σ = 2064839967396864. Its totient is φ = 327752375773440.

The previous prime is 846693637419667. The next prime is 846693637419709. The reversal of 846693637419680 is 86914736396648.

It is a Harshad number since it is a multiple of its sum of digits (80).

It is a junction number, because it is equal to n+sod(n) for n = 846693637419595 and 846693637419604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85352176232 + ... + 85352186151.

It is an arithmetic number, because the mean of its divisors is an integer number (43017499320768).

Almost surely, 2^{846693637419680} is an apocalyptic number.

846693637419680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

846693637419680 is an abundant number, since it is smaller than the sum of its proper divisors (1218146329977184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

846693637419680 is a wasteful number, since it uses less digits than its factorization.

846693637419680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170704362429 (or 170704362421 counting only the distinct ones).

The product of its (nonzero) digits is 6772211712, while the sum is 80.

The spelling of 846693637419680 in words is "eight hundred forty-six trillion, six hundred ninety-three billion, six hundred thirty-seven million, four hundred nineteen thousand, six hundred eighty".