16071064511 has 4 divisors (see below), whose sum is σ = 16078155912. Its totient is φ = 16063973112.

The previous prime is 16071064487. The next prime is 16071064517. The reversal of 16071064511 is 11546017061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11546017061 = 8887 ⋅1299203.

It is a cyclic number.

It is not a de Polignac number, because 16071064511 - 2²⁶ = 16003955647 is a prime.

It is a super-2 number, since 2×16071064511² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16071064517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3542300 + ... + 3546833.

It is an arithmetic number, because the mean of its divisors is an integer number (4019538978).

Almost surely, 2^16071064511 is an apocalyptic number.

16071064511 is a deficient number, since it is larger than the sum of its proper divisors (7091401).

16071064511 is an equidigital number, since it uses as much as digits as its factorization.

16071064511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7091400.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 16071064511 in words is "sixteen billion, seventy-one million, sixty-four thousand, five hundred eleven".