16452127073 has 4 divisors (see below), whose sum is σ = 16517673648. Its totient is φ = 16386580500.

The previous prime is 16452127057. The next prime is 16452127091. The reversal of 16452127073 is 37072125461.

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 16452127073 - 2⁴ = 16452127057 is a prime.

It is a super-2 number, since 2×16452127073² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16452126073) 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, 32772911 + ... + 32773412.

It is an arithmetic number, because the mean of its divisors is an integer number (4129418412).

Almost surely, 2^16452127073 is an apocalyptic number.

It is an amenable number.

16452127073 is a deficient number, since it is larger than the sum of its proper divisors (65546575).

16452127073 is an equidigital number, since it uses as much as digits as its factorization.

16452127073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65546574.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 16452127073 in words is "sixteen billion, four hundred fifty-two million, one hundred twenty-seven thousand, seventy-three".