65753140 has 48 divisors (see below), whose sum is σ = 142047360. Its totient is φ = 25557120.

The previous prime is 65753131. The next prime is 65753153. The reversal of 65753140 is 4135756.

65753140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 121270 + ... + 121810.

It is an arithmetic number, because the mean of its divisors is an integer number (2959320).

Almost surely, 2^65753140 is an apocalyptic number.

It is an amenable number.

65753140 is an abundant number, since it is smaller than the sum of its proper divisors (76294220).

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

65753140 is a wasteful number, since it uses less digits than its factorization.

65753140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 65753140 is about 8108.8309884964. The cubic root of 65753140 is about 403.6195238281.

Adding to 65753140 its reverse (4135756), we get a palindrome (69888896).

The spelling of 65753140 in words is "sixty-five million, seven hundred fifty-three thousand, one hundred forty".