16001116051 has 4 divisors (see below), whose sum is σ = 16011112104. Its totient is φ = 15991120000.

The previous prime is 16001116037. The next prime is 16001116121. The reversal of 16001116051 is 15061110061.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15061110061 = 733 ⋅20547217.

It is a cyclic number.

It is not a de Polignac number, because 16001116051 - 2¹⁵ = 16001083283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16001116451) 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, 4995625 + ... + 4998826.

It is an arithmetic number, because the mean of its divisors is an integer number (4002778026).

Almost surely, 2^16001116051 is an apocalyptic number.

16001116051 is a deficient number, since it is larger than the sum of its proper divisors (9996053).

16001116051 is an equidigital number, since it uses as much as digits as its factorization.

16001116051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996052.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 16001116051 in words is "sixteen billion, one million, one hundred sixteen thousand, fifty-one".