16516050361 has 8 divisors (see below), whose sum is σ = 16629668744. Its totient is φ = 16402538880.

The previous prime is 16516050329. The next prime is 16516050373. The reversal of 16516050361 is 16305061561.

It can be written as a sum of positive squares in 4 ways, for example, as 1002102336 + 15513948025 = 31656^2 + 124555^2 .

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 16516050361 - 2⁵ = 16516050329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16516053361) 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, 296701 + ... + 347941.

It is an arithmetic number, because the mean of its divisors is an integer number (2078708593).

Almost surely, 2^16516050361 is an apocalyptic number.

It is an amenable number.

16516050361 is a deficient number, since it is larger than the sum of its proper divisors (113618383).

16516050361 is a wasteful number, since it uses less digits than its factorization.

16516050361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53451.

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 16516050361 in words is "sixteen billion, five hundred sixteen million, fifty thousand, three hundred sixty-one".