16469481600 has 1536 divisors, whose sum is σ = 74795212800. Its totient is φ = 3483648000.

The previous prime is 16469481577. The next prime is 16469481619. The reversal of 16469481600 is 618496461.

16469481600 is a `hidden beast` number, since 164 + 6 + 9 + 481 + 6 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 383011179 + ... + 383011221.

It is an arithmetic number, because the mean of its divisors is an integer number (48694800).

Almost surely, 2^16469481600 is an apocalyptic number.

16469481600 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 16469481600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37397606400).

16469481600 is an abundant number, since it is smaller than the sum of its proper divisors (58325731200).

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

16469481600 is a wasteful number, since it uses less digits than its factorization.

16469481600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131 (or 108 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The spelling of 16469481600 in words is "sixteen billion, four hundred sixty-nine million, four hundred eighty-one thousand, six hundred".