53032312140 has 24 divisors (see below), whose sum is σ = 148490474160. Its totient is φ = 14141949888.

The previous prime is 53032312129. The next prime is 53032312159. The reversal of 53032312140 is 4121323035.

It is a super-2 number, since 2×53032312140² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 53032312140.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 441935875 + ... + 441935994.

It is an arithmetic number, because the mean of its divisors is an integer number (6187103090).

Almost surely, 2^53032312140 is an apocalyptic number.

It is an amenable number.

53032312140 is an abundant number, since it is smaller than the sum of its proper divisors (95458162020).

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

53032312140 is a wasteful number, since it uses less digits than its factorization.

53032312140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883871881 (or 883871879 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 53032312140 its reverse (4121323035), we get a palindrome (57153635175).

The spelling of 53032312140 in words is "fifty-three billion, thirty-two million, three hundred twelve thousand, one hundred forty".