65041564 has 24 divisors (see below), whose sum is σ = 130890368. Its totient is φ = 27702000.

The previous prime is 65041549. The next prime is 65041567. The reversal of 65041564 is 46514056.

65041564 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 not an unprimeable number, because it can be changed into a prime (65041567) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2562 + ... + 11689.

Almost surely, 2^65041564 is an apocalyptic number.

It is an amenable number.

65041564 is an abundant number, since it is smaller than the sum of its proper divisors (65848804).

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

65041564 is a wasteful number, since it uses less digits than its factorization.

65041564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14425 (or 14423 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 65041564 is about 8064.8350262110. The cubic root of 65041564 is about 402.1582588523.

The spelling of 65041564 in words is "sixty-five million, forty-one thousand, five hundred sixty-four".