12016454346 has 48 divisors (see below), whose sum is σ = 28142772840. Its totient is φ = 3683606400.

The previous prime is 12016454339. The next prime is 12016454347. The reversal of 12016454346 is 64345461021.

12016454346 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 645 + 4 + 3 + 4 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5698589121 + 6317865225 = 75489^2 + 79485^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12016454346.

It is not an unprimeable number, because it can be changed into a prime (12016454347) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32505 + ... + 158396.

Almost surely, 2^12016454346 is an apocalyptic number.

12016454346 is an abundant number, since it is smaller than the sum of its proper divisors (16126318494).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12016454346 is a wasteful number, since it uses less digits than its factorization.

12016454346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191191 (or 191188 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 12016454346 in words is "twelve billion, sixteen million, four hundred fifty-four thousand, three hundred forty-six".