16614473472 has 216 divisors, whose sum is σ = 49769143424. Its totient is φ = 5326497792.

The previous prime is 16614473431. The next prime is 16614473483. The reversal of 16614473472 is 27437441661.

16614473472 is a `hidden beast` number, since 16 + 61 + 44 + 73 + 472 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6636573 + ... + 6639075.

Almost surely, 2^16614473472 is an apocalyptic number.

16614473472 is a gapful number since it is divisible by the number (12) 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 16614473472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24884571712).

16614473472 is an abundant number, since it is smaller than the sum of its proper divisors (33154669952).

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

16614473472 is a wasteful number, since it uses less digits than its factorization.

16614473472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2635 (or 2618 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 16614473472 in words is "sixteen billion, six hundred fourteen million, four hundred seventy-three thousand, four hundred seventy-two".