16456161333608 has 8 divisors (see below), whose sum is σ = 30855302500530. Its totient is φ = 8228080666800.

The previous prime is 16456161333607. The next prime is 16456161333629. The reversal of 16456161333608 is 80633316165461.

It can be written as a sum of positive squares in only one way, i.e., 9690034345924 + 6766126987684 = 3112882^2 + 2601178^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 16456161333608.

It is not an unprimeable number, because it can be changed into a prime (16456161333607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1028510083343 + ... + 1028510083358.

Almost surely, 2^{16456161333608} is an apocalyptic number.

It is an amenable number.

16456161333608 is a deficient number, since it is larger than the sum of its proper divisors (14399141166922).

16456161333608 is a wasteful number, since it uses less digits than its factorization.

16456161333608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2057020166707 (or 2057020166703 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 53.

The spelling of 16456161333608 in words is "sixteen trillion, four hundred fifty-six billion, one hundred sixty-one million, three hundred thirty-three thousand, six hundred eight".