846796740491520 has 648 divisors, whose sum is σ = 3670334653874616. Its totient is φ = 178664805236736.

The previous prime is 846796740491467. The next prime is 846796740491567. The reversal of 846796740491520 is 25194047697648.

846796740491520 is a `hidden beast` number, since 8 + 4 + 6 + 7 + 9 + 6 + 7 + 4 + 0 + 4 + 91 + 520 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1064726804736 + 845732013686784 = 1031856^2 + 29081472^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 50359297 + ... + 65035776.

Almost surely, 2^{846796740491520} is an apocalyptic number.

846796740491520 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

846796740491520 is an abundant number, since it is smaller than the sum of its proper divisors (2823537913383096).

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

846796740491520 is a wasteful number, since it uses less digits than its factorization.

846796740491520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115395127 (or 115395103 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 72.

The spelling of 846796740491520 in words is "eight hundred forty-six trillion, seven hundred ninety-six billion, seven hundred forty million, four hundred ninety-one thousand, five hundred twenty".