16252431520201 has 16 divisors (see below), whose sum is σ = 16335550506240. Its totient is φ = 16169523126400.

The previous prime is 16252431520147. The next prime is 16252431520229. The reversal of 16252431520201 is 10202513425261.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16252431520201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16252431523201) 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 15 ways as a sum of consecutive naturals, for example, 452053776 + ... + 452089726.

It is an arithmetic number, because the mean of its divisors is an integer number (1020971906640).

Almost surely, 2^{16252431520201} is an apocalyptic number.

It is an amenable number.

16252431520201 is a deficient number, since it is larger than the sum of its proper divisors (83118986039).

16252431520201 is a wasteful number, since it uses less digits than its factorization.

16252431520201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38816.

The product of its (nonzero) digits is 28800, while the sum is 34.

Adding to 16252431520201 its reverse (10202513425261), we get a palindrome (26454944945462).

The spelling of 16252431520201 in words is "sixteen trillion, two hundred fifty-two billion, four hundred thirty-one million, five hundred twenty thousand, two hundred one".