53520404645220 has 48 divisors (see below), whose sum is σ = 157744350536640. Its totient is φ = 13520944331136.

The previous prime is 53520404645179. The next prime is 53520404645221. The reversal of 53520404645220 is 2254640402535.

It is not an unprimeable number, because it can be changed into a prime (53520404645221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23473860547 + ... + 23473862826.

It is an arithmetic number, because the mean of its divisors is an integer number (3286340636180).

Almost surely, 2^{53520404645220} is an apocalyptic number.

It is an amenable number.

53520404645220 is an abundant number, since it is smaller than the sum of its proper divisors (104223945891420).

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

53520404645220 is a wasteful number, since it uses less digits than its factorization.

53520404645220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46947723404 (or 46947723402 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 42.

The spelling of 53520404645220 in words is "fifty-three trillion, five hundred twenty billion, four hundred four million, six hundred forty-five thousand, two hundred twenty".