16512250201 has 8 divisors (see below), whose sum is σ = 16587726408. Its totient is φ = 16436832000.

The previous prime is 16512250199. The next prime is 16512250211. The reversal of 16512250201 is 10205221561.

It can be written as a sum of positive squares in 4 ways, for example, as 8582169600 + 7930080601 = 92640^2 + 89051^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16512250201 - 2¹ = 16512250199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16512250211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618591 + ... + 644731.

It is an arithmetic number, because the mean of its divisors is an integer number (2073465801).

Almost surely, 2^16512250201 is an apocalyptic number.

It is an amenable number.

16512250201 is a deficient number, since it is larger than the sum of its proper divisors (75476207).

16512250201 is a wasteful number, since it uses less digits than its factorization.

16512250201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29003.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 16512250201 its reverse (10205221561), we get a palindrome (26717471762).

The spelling of 16512250201 in words is "sixteen billion, five hundred twelve million, two hundred fifty thousand, two hundred one".