16533343477007 has 16 divisors (see below), whose sum is σ = 19356290248512. Its totient is φ = 13825663303680.

The previous prime is 16533343476941. The next prime is 16533343477067. The reversal of 16533343477007 is 70077434333561.

It is a cyclic number.

It is not a de Polignac number, because 16533343477007 - 2¹² = 16533343472911 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16533343477007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16533343477067) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42124823 + ... + 42515495.

It is an arithmetic number, because the mean of its divisors is an integer number (1209768140532).

Almost surely, 2^{16533343477007} is an apocalyptic number.

16533343477007 is a deficient number, since it is larger than the sum of its proper divisors (2822946771505).

16533343477007 is a wasteful number, since it uses less digits than its factorization.

16533343477007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538178.

The product of its (nonzero) digits is 13335840, while the sum is 53.

The spelling of 16533343477007 in words is "sixteen trillion, five hundred thirty-three billion, three hundred forty-three million, four hundred seventy-seven thousand, seven".