65432611 has 4 divisors (see below), whose sum is σ = 66107272. Its totient is φ = 64757952.

The previous prime is 65432557. The next prime is 65432617. The reversal of 65432611 is 11623456.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 65432611 - 2²³ = 57044003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65432611.

It is not an unprimeable number, because it can be changed into a prime (65432617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337185 + ... + 337378.

It is an arithmetic number, because the mean of its divisors is an integer number (16526818).

Almost surely, 2^65432611 is an apocalyptic number.

65432611 is a deficient number, since it is larger than the sum of its proper divisors (674661).

65432611 is an equidigital number, since it uses as much as digits as its factorization.

65432611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674660.

The product of its digits is 4320, while the sum is 28.

The square root of 65432611 is about 8089.0426504006. The cubic root of 65432611 is about 402.9626094404.

The spelling of 65432611 in words is "sixty-five million, four hundred thirty-two thousand, six hundred eleven".