16516611016 has 8 divisors (see below), whose sum is σ = 30968645670. Its totient is φ = 8258305504.

The previous prime is 16516610939. The next prime is 16516611047. The reversal of 16516611016 is 61011661561.

It can be written as a sum of positive squares in only one way, i.e., 12825562500 + 3691048516 = 113250^2 + 60754^2 .

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

It is a super-3 number, since 3×16516611016³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1032288181 + ... + 1032288196.

Almost surely, 2^16516611016 is an apocalyptic number.

It is an amenable number.

16516611016 is a deficient number, since it is larger than the sum of its proper divisors (14452034654).

16516611016 is a wasteful number, since it uses less digits than its factorization.

16516611016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2064576383 (or 2064576379 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The spelling of 16516611016 in words is "sixteen billion, five hundred sixteen million, six hundred eleven thousand, sixteen".