16112531063 has 4 divisors (see below), whose sum is σ = 16113150408. Its totient is φ = 16111911720.

The previous prime is 16112531053. The next prime is 16112531093. The reversal of 16112531063 is 36013521161.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36013521161 = 521 ⋅69123841.

It is a cyclic number.

It is not a de Polignac number, because 16112531063 - 2¹⁰ = 16112530039 is a prime.

It is a super-2 number, since 2×16112531063² (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 (16112531053) 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, 268856 + ... + 323277.

It is an arithmetic number, because the mean of its divisors is an integer number (4028287602).

Almost surely, 2^16112531063 is an apocalyptic number.

16112531063 is a deficient number, since it is larger than the sum of its proper divisors (619345).

16112531063 is an equidigital number, since it uses as much as digits as its factorization.

16112531063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619344.

The product of its (nonzero) digits is 3240, while the sum is 29.

The spelling of 16112531063 in words is "sixteen billion, one hundred twelve million, five hundred thirty-one thousand, sixty-three".