47783418576 has 80 divisors (see below), whose sum is σ = 131072753664. Its totient is φ = 14948319232.

The previous prime is 47783418563. The next prime is 47783418587. The reversal of 47783418576 is 67581438774.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205105 + ... + 370991.

Almost surely, 2^47783418576 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 47783418576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65536376832).

47783418576 is an abundant number, since it is smaller than the sum of its proper divisors (83289335088).

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

47783418576 is a wasteful number, since it uses less digits than its factorization.

47783418576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166268 (or 166262 counting only the distinct ones).

The product of its digits is 31610880, while the sum is 60.

The spelling of 47783418576 in words is "forty-seven billion, seven hundred eighty-three million, four hundred eighteen thousand, five hundred seventy-six".