16155350538 has 16 divisors (see below), whose sum is σ = 32312048736. Its totient is φ = 5384892240.

The previous prime is 16155350531. The next prime is 16155350623. The reversal of 16155350538 is 83505355161.

16155350538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16155350538.

It is not an unprimeable number, because it can be changed into a prime (16155350531) by changing a digit.

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, 169353 + ... + 246963.

It is an arithmetic number, because the mean of its divisors is an integer number (2019503046).

Almost surely, 2^16155350538 is an apocalyptic number.

16155350538 is an abundant number, since it is smaller than the sum of its proper divisors (16156698198).

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

16155350538 is a wasteful number, since it uses less digits than its factorization.

16155350538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112309.

The product of its (nonzero) digits is 270000, while the sum is 42.

The spelling of 16155350538 in words is "sixteen billion, one hundred fifty-five million, three hundred fifty thousand, five hundred thirty-eight".