16450361545 has 8 divisors (see below), whose sum is σ = 19802708424. Its totient is φ = 13118772864.

The previous prime is 16450361527. The next prime is 16450361581. The reversal of 16450361545 is 54516305461.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 405579321 + 16044782224 = 20139^2 + 126668^2 .

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 16450361545 - 2⁹ = 16450361033 is a prime.

It is a super-2 number, since 2×16450361545² (a number of 21 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 = 16450361498 and 16450361507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5187804 + ... + 5190973.

It is an arithmetic number, because the mean of its divisors is an integer number (2475338553).

Almost surely, 2^16450361545 is an apocalyptic number.

It is an amenable number.

16450361545 is a deficient number, since it is larger than the sum of its proper divisors (3352346879).

16450361545 is a wasteful number, since it uses less digits than its factorization.

16450361545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10379099.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 16450361545 in words is "sixteen billion, four hundred fifty million, three hundred sixty-one thousand, five hundred forty-five".