47794182864 has 160 divisors (see below), whose sum is σ = 129372672000. Its totient is φ = 15188746752.

The previous prime is 47794182797. The next prime is 47794182883. The reversal of 47794182864 is 46828149774.

It is a junction number, because it is equal to n+sod(n) for n = 47794182798 and 47794182807.

It is a congruent number.

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, 45999657 + ... + 46000695.

It is an arithmetic number, because the mean of its divisors is an integer number (808579200).

Almost surely, 2^47794182864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47794182864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64686336000).

47794182864 is an abundant number, since it is smaller than the sum of its proper divisors (81578489136).

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

47794182864 is a wasteful number, since it uses less digits than its factorization.

47794182864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585 (or 1579 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 60.

The spelling of 47794182864 in words is "forty-seven billion, seven hundred ninety-four million, one hundred eighty-two thousand, eight hundred sixty-four".