16452145123 has 8 divisors (see below), whose sum is σ = 16683300000. Its totient is φ = 16221146688.

The previous prime is 16452145013. The next prime is 16452145139. The reversal of 16452145123 is 32154125461.

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 16452145123 - 2¹³ = 16452136931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16452155123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181353 + ... + 256501.

It is an arithmetic number, because the mean of its divisors is an integer number (2085412500).

Almost surely, 2^16452145123 is an apocalyptic number.

16452145123 is a deficient number, since it is larger than the sum of its proper divisors (231154877).

16452145123 is an equidigital number, since it uses as much as digits as its factorization.

16452145123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78221.

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

The spelling of 16452145123 in words is "sixteen billion, four hundred fifty-two million, one hundred forty-five thousand, one hundred twenty-three".