65432032687 has 4 divisors (see below), whose sum is σ = 74779465936. Its totient is φ = 56084599440.

The previous prime is 65432032663. The next prime is 65432032703. The reversal of 65432032687 is 78623023456.

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 65432032687 - 2¹¹ = 65432030639 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65432032387) 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, 4673716614 + ... + 4673716627.

It is an arithmetic number, because the mean of its divisors is an integer number (18694866484).

Almost surely, 2^65432032687 is an apocalyptic number.

65432032687 is a deficient number, since it is larger than the sum of its proper divisors (9347433249).

65432032687 is an equidigital number, since it uses as much as digits as its factorization.

65432032687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9347433248.

The product of its (nonzero) digits is 1451520, while the sum is 46.

The spelling of 65432032687 in words is "sixty-five billion, four hundred thirty-two million, thirty-two thousand, six hundred eighty-seven".