16547285394 has 80 divisors (see below), whose sum is σ = 37919363328. Its totient is φ = 5390955648.

The previous prime is 16547285341. The next prime is 16547285437. The reversal of 16547285394 is 49358274561.

It is a happy number.

16547285394 is a `hidden beast` number, since 1 + 6 + 5 + 472 + 85 + 3 + 94 = 666.

16547285394 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 16547285394.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9311034 + ... + 9312810.

Almost surely, 2^16547285394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16547285394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18959681664).

16547285394 is an abundant number, since it is smaller than the sum of its proper divisors (21372077934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16547285394 is a wasteful number, since it uses less digits than its factorization.

16547285394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3061 (or 3052 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 16547285394 in words is "sixteen billion, five hundred forty-seven million, two hundred eighty-five thousand, three hundred ninety-four".