53065315540 has 48 divisors (see below), whose sum is σ = 112439476800. Its totient is φ = 21035757312.

The previous prime is 53065315519. The next prime is 53065315571. The reversal of 53065315540 is 4551356035.

53065315540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 53065315540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1565047 + ... + 1598593.

It is an arithmetic number, because the mean of its divisors is an integer number (2342489100).

Almost surely, 2^53065315540 is an apocalyptic number.

It is an amenable number.

53065315540 is an abundant number, since it is smaller than the sum of its proper divisors (59374161260).

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

53065315540 is a wasteful number, since it uses less digits than its factorization.

53065315540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34264 (or 34262 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 37.

The spelling of 53065315540 in words is "fifty-three billion, sixty-five million, three hundred fifteen thousand, five hundred forty".