16252122466 has 8 divisors (see below), whose sum is σ = 24378771420. Its totient is φ = 8125865328.

The previous prime is 16252122449. The next prime is 16252122521. The reversal of 16252122466 is 66422125261.

It is a happy number.

16252122466 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 15771592225 + 480530241 = 125585^2 + 21921^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51120 + ... + 187396.

Almost surely, 2^16252122466 is an apocalyptic number.

16252122466 is a deficient number, since it is larger than the sum of its proper divisors (8126648954).

16252122466 is a wasteful number, since it uses less digits than its factorization.

16252122466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195908.

The product of its digits is 69120, while the sum is 37.

The spelling of 16252122466 in words is "sixteen billion, two hundred fifty-two million, one hundred twenty-two thousand, four hundred sixty-six".