53540345530 has 64 divisors (see below), whose sum is σ = 121689423360. Its totient is φ = 16525707264.

The previous prime is 53540345503. The next prime is 53540345539. The reversal of 53540345530 is 3554304535.

It is a self number, because there is not a number n which added to its sum of digits gives 53540345530.

It is not an unprimeable number, because it can be changed into a prime (53540345539) 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 31 ways as a sum of consecutive naturals, for example, 950715 + ... + 1005454.

It is an arithmetic number, because the mean of its divisors is an integer number (1901397240).

Almost surely, 2^53540345530 is an apocalyptic number.

53540345530 is an abundant number, since it is smaller than the sum of its proper divisors (68149077830).

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

53540345530 is a wasteful number, since it uses less digits than its factorization.

53540345530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956223.

The product of its (nonzero) digits is 270000, while the sum is 37.

The spelling of 53540345530 in words is "fifty-three billion, five hundred forty million, three hundred forty-five thousand, five hundred thirty".