16535206434 has 16 divisors (see below), whose sum is σ = 35015731488. Its totient is φ = 5187515712.

The previous prime is 16535206403. The next prime is 16535206477. The reversal of 16535206434 is 43460253561.

16535206434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 16535206392 and 16535206401.

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 7 ways as a sum of consecutive naturals, for example, 81054832 + ... + 81055035.

It is an arithmetic number, because the mean of its divisors is an integer number (2188483218).

Almost surely, 2^16535206434 is an apocalyptic number.

16535206434 is an abundant number, since it is smaller than the sum of its proper divisors (18480525054).

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

16535206434 is a wasteful number, since it uses less digits than its factorization.

16535206434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162109889.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 16535206434 its reverse (43460253561), we get a palindrome (59995459995).

The spelling of 16535206434 in words is "sixteen billion, five hundred thirty-five million, two hundred six thousand, four hundred thirty-four".