16452252013 has 4 divisors (see below), whose sum is σ = 16452522208. Its totient is φ = 16451981820.

The previous prime is 16452251971. The next prime is 16452252031. The reversal of 16452252013 is 31025225461.

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 not a de Polignac number, because 16452252013 - 2¹⁷ = 16452120941 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 (16452250013) 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, 3928 + ... + 181438.

It is an arithmetic number, because the mean of its divisors is an integer number (4113130552).

Almost surely, 2^16452252013 is an apocalyptic number.

It is an amenable number.

16452252013 is a deficient number, since it is larger than the sum of its proper divisors (270195).

16452252013 is an equidigital number, since it uses as much as digits as its factorization.

16452252013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270194.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 16452252013 its reverse (31025225461), we get a palindrome (47477477474).

The spelling of 16452252013 in words is "sixteen billion, four hundred fifty-two million, two hundred fifty-two thousand, thirteen".