16545496699200 has 336 divisors, whose sum is σ = 62044622997120. Its totient is φ = 3781407866880.

The previous prime is 16545496699157. The next prime is 16545496699201. The reversal of 16545496699200 is 299669454561.

It is a tau number, because it is divible by the number of its divisors (336).

It is a super-2 number, since 2×16545496699200² (a number of 27 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545496699201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 381976744 + ... + 382020056.

Almost surely, 2^{16545496699200} is an apocalyptic number.

16545496699200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16545496699200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31022311498560).

16545496699200 is an abundant number, since it is smaller than the sum of its proper divisors (45499126297920).

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

16545496699200 is a wasteful number, since it uses less digits than its factorization.

16545496699200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54714 (or 54699 counting only the distinct ones).

The product of its (nonzero) digits is 125971200, while the sum is 66.

The spelling of 16545496699200 in words is "sixteen trillion, five hundred forty-five billion, four hundred ninety-six million, six hundred ninety-nine thousand, two hundred".