16050968650561 has 8 divisors (see below), whose sum is σ = 17286603942440. Its totient is φ = 14815468415232.

The previous prime is 16050968650543. The next prime is 16050968650609. The reversal of 16050968650561 is 16505686905061.

It can be written as a sum of positive squares in 4 ways, for example, as 9286646760000 + 6764321890561 = 3047400^2 + 2600831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16050968650561 - 2²⁷ = 16050834432833 is a prime.

It is a super-2 number, since 2×16050968650561² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16050968650496 and 16050968650505.

It is not an unprimeable number, because it can be changed into a prime (16050968680561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33517230 + ... + 33992743.

It is an arithmetic number, because the mean of its divisors is an integer number (2160825492805).

Almost surely, 2^{16050968650561} is an apocalyptic number.

It is an amenable number.

16050968650561 is a deficient number, since it is larger than the sum of its proper divisors (1235635291879).

16050968650561 is a wasteful number, since it uses less digits than its factorization.

16050968650561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67528275.

The product of its (nonzero) digits is 11664000, while the sum is 58.

The spelling of 16050968650561 in words is "sixteen trillion, fifty billion, nine hundred sixty-eight million, six hundred fifty thousand, five hundred sixty-one".