16065332501 has 4 divisors (see below), whose sum is σ = 16066843104. Its totient is φ = 16063821900.

The previous prime is 16065332477. The next prime is 16065332531. The reversal of 16065332501 is 10523356061.

16065332501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16065332501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16065332531) 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, 739235 + ... + 760656.

It is an arithmetic number, because the mean of its divisors is an integer number (4016710776).

Almost surely, 2^16065332501 is an apocalyptic number.

It is an amenable number.

16065332501 is a deficient number, since it is larger than the sum of its proper divisors (1510603).

16065332501 is a wasteful number, since it uses less digits than its factorization.

16065332501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1510602.

The product of its (nonzero) digits is 16200, while the sum is 32.

Adding to 16065332501 its reverse (10523356061), we get a palindrome (26588688562).

The spelling of 16065332501 in words is "sixteen billion, sixty-five million, three hundred thirty-two thousand, five hundred one".