1847946609664 has 99 divisors (see below), whose sum is σ = 3863776204687. Its totient is φ = 883322046464.

The previous prime is 1847946609653. The next prime is 1847946609703. The reversal of 1847946609664 is 4669066497481.

The square root of 1847946609664 is 1359392.

It is a perfect power (a square), and thus also a powerful number.

It is a Smith number, since the sum of its digits (70) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1847946609593 and 1847946609602.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1000511589 + ... + 1000513435.

Almost surely, 2^{1847946609664} is an apocalyptic number.

1847946609664 is the 1359392-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1847946609664

1847946609664 is an abundant number, since it is smaller than the sum of its proper divisors (2015829595023).

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

1847946609664 is an frugal number, since it uses more digits than its factorization.

1847946609664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 70.

The spelling of 1847946609664 in words is "one trillion, eight hundred forty-seven billion, nine hundred forty-six million, six hundred nine thousand, six hundred sixty-four".