65532739328000 has 1536 divisors, whose sum is σ = 203997201408000. Its totient is φ = 20519151206400.

The previous prime is 65532739327943. The next prime is 65532739328009. The reversal of 65532739328000 is 82393723556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65532739328009) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 130283775749 + ... + 130283776251.

It is an arithmetic number, because the mean of its divisors is an integer number (132810678000).

Almost surely, 2^{65532739328000} 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 65532739328000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101998600704000).

65532739328000 is an abundant number, since it is smaller than the sum of its proper divisors (138464462080000).

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

65532739328000 is a wasteful number, since it uses less digits than its factorization.

65532739328000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708 (or 678 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 53.

The spelling of 65532739328000 in words is "sixty-five trillion, five hundred thirty-two billion, seven hundred thirty-nine million, three hundred twenty-eight thousand".