16500070071 has 6 divisors (see below), whose sum is σ = 23833434560. Its totient is φ = 11000046708.

The previous prime is 16500070051. The next prime is 16500070091. The reversal of 16500070071 is 17007000561.

16500070071 is a `hidden beast` number, since 1 + 650 + 0 + 0 + 7 + 0 + 0 + 7 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (16500070051) and next prime (16500070091).

It is not a de Polignac number, because 16500070071 - 2⁶ = 16500070007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16500070021) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 916670551 + ... + 916670568.

Almost surely, 2^16500070071 is an apocalyptic number.

16500070071 is a deficient number, since it is larger than the sum of its proper divisors (7333364489).

16500070071 is a wasteful number, since it uses less digits than its factorization.

16500070071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833341125 (or 1833341122 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The spelling of 16500070071 in words is "sixteen billion, five hundred million, seventy thousand, seventy-one".