52480561720000 has 140 divisors (see below), whose sum is σ = 133651895703040. Its totient is φ = 20424866688000.

The previous prime is 52480561719947. The next prime is 52480561720007. The reversal of 52480561720000 is 2716508425.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (52480561720007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16249920 + ... + 19209919.

Almost surely, 2^{52480561720000} is an apocalyptic number.

52480561720000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52480561720000 is an abundant number, since it is smaller than the sum of its proper divisors (81171333983040).

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

52480561720000 is an equidigital number, since it uses as much as digits as its factorization.

52480561720000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35459908 (or 35459883 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The spelling of 52480561720000 in words is "fifty-two trillion, four hundred eighty billion, five hundred sixty-one million, seven hundred twenty thousand".