539871005016 has 480 divisors, whose sum is σ = 1845385597440. Its totient is φ = 144373021056.

The previous prime is 539871004957. The next prime is 539871005029. The reversal of 539871005016 is 610500178935.

It is a happy number.

539871005016 is a `hidden beast` number, since 5 + 39 + 8 + 7 + 100 + 501 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 112776175 + ... + 112780961.

It is an arithmetic number, because the mean of its divisors is an integer number (3844553328).

Almost surely, 2^539871005016 is an apocalyptic number.

539871005016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 539871005016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (922692798720).

539871005016 is an abundant number, since it is smaller than the sum of its proper divisors (1305514592424).

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

539871005016 is a wasteful number, since it uses less digits than its factorization.

539871005016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4905 (or 4869 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 45.

The spelling of 539871005016 in words is "five hundred thirty-nine billion, eight hundred seventy-one million, five thousand, sixteen".