16003533398 has 16 divisors (see below), whose sum is σ = 24466199040. Its totient is φ = 7849550016.

The previous prime is 16003533397. The next prime is 16003533401. The reversal of 16003533398 is 89333530061.

It is a super-2 number, since 2×16003533398² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16003533397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331361 + ... + 376572.

It is an arithmetic number, because the mean of its divisors is an integer number (1529137440).

Almost surely, 2^16003533398 is an apocalyptic number.

16003533398 is a deficient number, since it is larger than the sum of its proper divisors (8462665642).

16003533398 is a wasteful number, since it uses less digits than its factorization.

16003533398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 708151.

The product of its (nonzero) digits is 174960, while the sum is 41.

The spelling of 16003533398 in words is "sixteen billion, three million, five hundred thirty-three thousand, three hundred ninety-eight".