539721735488 has 112 divisors (see below), whose sum is σ = 1190556480960. Its totient is φ = 241169510400.

The previous prime is 539721735439. The next prime is 539721735493. The reversal of 539721735488 is 884537127935.

It is a self number, because there is not a number n which added to its sum of digits gives 539721735488.

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, 4408283 + ... + 4529061.

It is an arithmetic number, because the mean of its divisors is an integer number (10629968580).

Almost surely, 2^539721735488 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 539721735488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (595278240480).

539721735488 is an abundant number, since it is smaller than the sum of its proper divisors (650834745472).

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

539721735488 is a wasteful number, since it uses less digits than its factorization.

539721735488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120976 (or 120966 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 62.

The spelling of 539721735488 in words is "five hundred thirty-nine billion, seven hundred twenty-one million, seven hundred thirty-five thousand, four hundred eighty-eight".