65365750 has 16 divisors (see below), whose sum is σ = 122365152. Its totient is φ = 26146200.

The previous prime is 65365721. The next prime is 65365753. The reversal of 65365750 is 5756356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65365753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130482 + ... + 130981.

It is an arithmetic number, because the mean of its divisors is an integer number (7647822).

Almost surely, 2^65365750 is an apocalyptic number.

65365750 is a deficient number, since it is larger than the sum of its proper divisors (56999402).

65365750 is a wasteful number, since it uses less digits than its factorization.

65365750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261480 (or 261470 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 37.

The square root of 65365750 is about 8084.9087811799. The cubic root of 65365750 is about 402.8253095797.

The spelling of 65365750 in words is "sixty-five million, three hundred sixty-five thousand, seven hundred fifty".