16516530045 has 64 divisors (see below), whose sum is σ = 30935520000. Its totient is φ = 8337800448.

The previous prime is 16516530031. The next prime is 16516530067. The reversal of 16516530045 is 54003561561.

It is not a de Polignac number, because 16516530045 - 2¹⁰ = 16516529021 is a prime.

It is a super-5 number, since 5×16516530045⁵ (a number of 52 digits) contains 55555 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16516529991 and 16516530009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3971107 + ... + 3975263.

It is an arithmetic number, because the mean of its divisors is an integer number (483367500).

Almost surely, 2^16516530045 is an apocalyptic number.

16516530045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16516530045 is a deficient number, since it is larger than the sum of its proper divisors (14418989955).

16516530045 is a wasteful number, since it uses less digits than its factorization.

16516530045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5739 (or 5733 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The spelling of 16516530045 in words is "sixteen billion, five hundred sixteen million, five hundred thirty thousand, forty-five".