846731463666 has 64 divisors (see below), whose sum is σ = 1866191947776. Its totient is φ = 253979510400.

The previous prime is 846731463631. The next prime is 846731463733. The reversal of 846731463666 is 666364137648.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15683230 + ... + 15737126.

It is an arithmetic number, because the mean of its divisors is an integer number (29159249184).

Almost surely, 2^846731463666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 846731463666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (933095973888).

846731463666 is an abundant number, since it is smaller than the sum of its proper divisors (1019460484110).

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

846731463666 is a wasteful number, since it uses less digits than its factorization.

846731463666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56327.

The product of its digits is 62705664, while the sum is 60.

The spelling of 846731463666 in words is "eight hundred forty-six billion, seven hundred thirty-one million, four hundred sixty-three thousand, six hundred sixty-six".