16650378033147 has 12 divisors (see below), whose sum is σ = 24050655049720. Its totient is φ = 11100201713568.

The previous prime is 16650378033137. The next prime is 16650378033197. The reversal of 16650378033147 is 74133087305661.

16650378033147 is a `hidden beast` number, since 1 + 66 + 503 + 7 + 8 + 0 + 3 + 31 + 47 = 666.

It is not a de Polignac number, because 16650378033147 - 2⁷ = 16650378033019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16650378033093 and 16650378033102.

It is not an unprimeable number, because it can be changed into a prime (16650378033127) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2037997 + ... + 6119982.

Almost surely, 2^{16650378033147} is an apocalyptic number.

16650378033147 is a deficient number, since it is larger than the sum of its proper divisors (7400277016573).

16650378033147 is a wasteful number, since it uses less digits than its factorization.

16650378033147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8384762 (or 8384759 counting only the distinct ones).

The product of its (nonzero) digits is 7620480, while the sum is 54.

The spelling of 16650378033147 in words is "sixteen trillion, six hundred fifty billion, three hundred seventy-eight million, thirty-three thousand, one hundred forty-seven".