16352454329 has 16 divisors (see below), whose sum is σ = 17342208000. Its totient is φ = 15376047120.

The previous prime is 16352454323. The next prime is 16352454331. The reversal of 16352454329 is 92345425361.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16352454329 - 2²⁰ = 16351405753 is a prime.

It is a super-3 number, since 3×16352454329³ (a number of 32 digits) contains 333 as substring.

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 16352454329.

It is not an unprimeable number, because it can be changed into a prime (16352454323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406462 + ... + 1418040.

It is an arithmetic number, because the mean of its divisors is an integer number (1083888000).

Almost surely, 2^16352454329 is an apocalyptic number.

16352454329 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

16352454329 is a deficient number, since it is larger than the sum of its proper divisors (989753671).

16352454329 is a wasteful number, since it uses less digits than its factorization.

16352454329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12148.

The product of its digits is 777600, while the sum is 44.

The spelling of 16352454329 in words is "sixteen billion, three hundred fifty-two million, four hundred fifty-four thousand, three hundred twenty-nine".