65432051585 has 16 divisors (see below), whose sum is σ = 78667739136. Its totient is φ = 52246219968.

The previous prime is 65432051579. The next prime is 65432051603. The reversal of 65432051585 is 58515023456.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 65432051585 - 2⁴ = 65432051569 is a prime.

It is a Duffinian 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, 6756767 + ... + 6766443.

It is an arithmetic number, because the mean of its divisors is an integer number (4916733696).

Almost surely, 2^65432051585 is an apocalyptic number.

It is an amenable number.

65432051585 is a deficient number, since it is larger than the sum of its proper divisors (13235687551).

65432051585 is a wasteful number, since it uses less digits than its factorization.

65432051585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12112.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 65432051585 in words is "sixty-five billion, four hundred thirty-two million, fifty-one thousand, five hundred eighty-five".