16000204742401 has 32 divisors (see below), whose sum is σ = 18199143338112. Its totient is φ = 13938191554560.

The previous prime is 16000204742363. The next prime is 16000204742441. The reversal of 16000204742401 is 10424740200061.

It is a cyclic number.

It is not a de Polignac number, because 16000204742401 - 2²³ = 16000196353793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16000204742441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 548821041 + ... + 548850193.

It is an arithmetic number, because the mean of its divisors is an integer number (568723229316).

Almost surely, 2^{16000204742401} is an apocalyptic number.

16000204742401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16000204742401 is a deficient number, since it is larger than the sum of its proper divisors (2198938595711).

16000204742401 is a wasteful number, since it uses less digits than its factorization.

16000204742401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51153.

The product of its (nonzero) digits is 10752, while the sum is 31.

Adding to 16000204742401 its reverse (10424740200061), we get a palindrome (26424944942462).

The spelling of 16000204742401 in words is "sixteen trillion, two hundred four million, seven hundred forty-two thousand, four hundred one".