16452127091 has 2 divisors, whose sum is σ = 16452127092. Its totient is φ = 16452127090.

The previous prime is 16452127057. The next prime is 16452127127. The reversal of 16452127091 is 19072125461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16452127091 - 2²⁶ = 16385018227 is a prime.

It is a super-2 number, since 2×16452127091² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16452127051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226063545 + 8226063546.

It is an arithmetic number, because the mean of its divisors is an integer number (8226063546).

Almost surely, 2^16452127091 is an apocalyptic number.

16452127091 is a deficient number, since it is larger than the sum of its proper divisors (1).

16452127091 is an equidigital number, since it uses as much as digits as its factorization.

16452127091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 38.

The spelling of 16452127091 in words is "sixteen billion, four hundred fifty-two million, one hundred twenty-seven thousand, ninety-one".