16205442155435 has 16 divisors (see below), whose sum is σ = 21388000910976. Its totient is φ = 11712476684928.

The previous prime is 16205442155387. The next prime is 16205442155467. The reversal of 16205442155435 is 53455124450261.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16205442155435 - 2²² = 16205437961131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16205442155435.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2652278804 + ... + 2652284913.

It is an arithmetic number, because the mean of its divisors is an integer number (1336750056936).

Almost surely, 2^{16205442155435} is an apocalyptic number.

16205442155435 is a deficient number, since it is larger than the sum of its proper divisors (5182558755541).

16205442155435 is a wasteful number, since it uses less digits than its factorization.

16205442155435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5304563782.

The product of its (nonzero) digits is 2880000, while the sum is 47.

The spelling of 16205442155435 in words is "sixteen trillion, two hundred five billion, four hundred forty-two million, one hundred fifty-five thousand, four hundred thirty-five".