52539791040000 has 2400 divisors, whose sum is σ = 219203744348160. Its totient is φ = 11977113600000.

The previous prime is 52539791039999. The next prime is 52539791040007. The reversal of 52539791040000 is 4019793525.

It is a happy number.

52539791040000 is a `hidden beast` number, since 5 + 2 + 539 + 7 + 9 + 104 + 0 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2400).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52539791040007) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 114966719772 + ... + 114966720228.

Almost surely, 2^{52539791040000} is an apocalyptic number.

52539791040000 is a gapful number since it is divisible by the number (50) 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 52539791040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109601872174080).

52539791040000 is an abundant number, since it is smaller than the sum of its proper divisors (166663953308160).

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

52539791040000 is a wasteful number, since it uses less digits than its factorization.

52539791040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 52539791040000 in words is "fifty-two trillion, five hundred thirty-nine billion, seven hundred ninety-one million, forty thousand".