47986741816 has 64 divisors (see below), whose sum is σ = 100396699200. Its totient is φ = 21358245888.

The previous prime is 47986741801. The next prime is 47986741883. The reversal of 47986741816 is 61814768974.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379645 + ... + 490003.

It is an arithmetic number, because the mean of its divisors is an integer number (1568698425).

Almost surely, 2^47986741816 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 47986741816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50198349600).

47986741816 is an abundant number, since it is smaller than the sum of its proper divisors (52409957384).

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

47986741816 is a wasteful number, since it uses less digits than its factorization.

47986741816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110528 (or 110524 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 61.

The spelling of 47986741816 in words is "forty-seven billion, nine hundred eighty-six million, seven hundred forty-one thousand, eight hundred sixteen".