16394549706 has 48 divisors (see below), whose sum is σ = 37371422088. Its totient is φ = 5187456000.

The previous prime is 16394549653. The next prime is 16394549767. The reversal of 16394549706 is 60794549361.

16394549706 is a `hidden beast` number, since 1 + 6 + 3 + 94 + 549 + 7 + 0 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 15386169681 + 1008380025 = 124041^2 + 31755^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272895 + ... + 327506.

Almost surely, 2^16394549706 is an apocalyptic number.

16394549706 is an abundant number, since it is smaller than the sum of its proper divisors (20976872382).

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

16394549706 is a wasteful number, since it uses less digits than its factorization.

16394549706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600487 (or 600484 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 16394549706 in words is "sixteen billion, three hundred ninety-four million, five hundred forty-nine thousand, seven hundred six".