16001603144622 has 24 divisors (see below), whose sum is σ = 34674541893576. Its totient is φ = 5333190523056.

The previous prime is 16001603144503. The next prime is 16001603144623. The reversal of 16001603144622 is 22644130610061.

16001603144622 is a `hidden beast` number, since 1 + 6 + 0 + 0 + 1 + 603 + 1 + 4 + 46 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001603144623) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56286928 + ... + 56570499.

It is an arithmetic number, because the mean of its divisors is an integer number (1444772578899).

Almost surely, 2^{16001603144622} is an apocalyptic number.

16001603144622 is an abundant number, since it is smaller than the sum of its proper divisors (18672938748954).

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

16001603144622 is a wasteful number, since it uses less digits than its factorization.

16001603144622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112865312 (or 112865309 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

Adding to 16001603144622 its reverse (22644130610061), we get a palindrome (38645733754683).

The spelling of 16001603144622 in words is "sixteen trillion, one billion, six hundred three million, one hundred forty-four thousand, six hundred twenty-two".