4539525120000 has 1500 divisors, whose sum is σ = 18294206289436. Its totient is φ = 1114767360000.

The previous prime is 4539525119963. The next prime is 4539525120019. The reversal of 4539525120000 is 215259354.

It is a happy number.

4539525120000 is a `hidden beast` number, since 4 + 5 + 3 + 9 + 525 + 120 + 0 + 0 + 0 = 666.

It can be written as a sum of positive squares in 10 ways, for example, as 4527294529536 + 12230590464 = 2127744^2 + 110592^2 .

It is a tau number, because it is divible by the number of its divisors (1500).

It is a super-2 number, since 2×4539525120000² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 99 ways as a sum of consecutive naturals, for example, 10782719790 + ... + 10782720210.

Almost surely, 2^{4539525120000} is an apocalyptic number.

4539525120000 is a gapful number since it is divisible by the number (40) 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 4539525120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9147103144718).

4539525120000 is an abundant number, since it is smaller than the sum of its proper divisors (13754681169436).

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

4539525120000 is an frugal number, since it uses more digits than its factorization.

4539525120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 444 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 4539525120000 in words is "four trillion, five hundred thirty-nine billion, five hundred twenty-five million, one hundred twenty thousand".