53420300340 has 48 divisors (see below), whose sum is σ = 163174737600. Its totient is φ = 12950375680.

The previous prime is 53420300303. The next prime is 53420300341. The reversal of 53420300340 is 4300302435.

It is a self number, because there is not a number n which added to its sum of digits gives 53420300340.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53420300341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40469265 + ... + 40470584.

It is an arithmetic number, because the mean of its divisors is an integer number (3399473700).

Almost surely, 2^53420300340 is an apocalyptic number.

It is an amenable number.

53420300340 is an abundant number, since it is smaller than the sum of its proper divisors (109754437260).

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

53420300340 is a wasteful number, since it uses less digits than its factorization.

53420300340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80939872 (or 80939870 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

Adding to 53420300340 its reverse (4300302435), we get a palindrome (57720602775).

The spelling of 53420300340 in words is "fifty-three billion, four hundred twenty million, three hundred thousand, three hundred forty".