65501432 has 16 divisors (see below), whose sum is σ = 123114600. Its totient is φ = 32670880.

The previous prime is 65501413. The next prime is 65501437. The reversal of 65501432 is 23410556.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65501437) 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 3 ways as a sum of consecutive naturals, for example, 6419 + ... + 13122.

Almost surely, 2^65501432 is an apocalyptic number.

It is an amenable number.

65501432 is a deficient number, since it is larger than the sum of its proper divisors (57613168).

65501432 is a wasteful number, since it uses less digits than its factorization.

65501432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19966 (or 19962 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 65501432 is about 8093.2954968912. The cubic root of 65501432 is about 403.1038365349.

Adding to 65501432 its reverse (23410556), we get a palindrome (88911988).

The spelling of 65501432 in words is "sixty-five million, five hundred one thousand, four hundred thirty-two".