16333521413 has 8 divisors (see below), whose sum is σ = 17819476416. Its totient is φ = 14847748000.

The previous prime is 16333521349. The next prime is 16333521427. The reversal of 16333521413 is 31412533361.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16333521413 - 2⁶ = 16333521349 is a prime.

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 16333521413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16333521313) 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, 200720 + ... + 270102.

It is an arithmetic number, because the mean of its divisors is an integer number (2227434552).

Almost surely, 2^16333521413 is an apocalyptic number.

It is an amenable number.

16333521413 is a deficient number, since it is larger than the sum of its proper divisors (1485955003).

16333521413 is a wasteful number, since it uses less digits than its factorization.

16333521413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90795.

The product of its digits is 19440, while the sum is 32.

The spelling of 16333521413 in words is "sixteen billion, three hundred thirty-three million, five hundred twenty-one thousand, four hundred thirteen".