16716453705 has 128 divisors (see below), whose sum is σ = 35568599040. Its totient is φ = 7283105280.

The previous prime is 16716453683. The next prime is 16716453709. The reversal of 16716453705 is 50735461761.

16716453705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 16716453705 - 2¹² = 16716449609 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (16716453709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 6758349 + ... + 6760821.

It is an arithmetic number, because the mean of its divisors is an integer number (277879680).

Almost surely, 2^16716453705 is an apocalyptic number.

16716453705 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16716453705 is an abundant number, since it is smaller than the sum of its proper divisors (18852145335).

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

16716453705 is a wasteful number, since it uses less digits than its factorization.

16716453705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2828 (or 2822 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 16716453705 in words is "sixteen billion, seven hundred sixteen million, four hundred fifty-three thousand, seven hundred five".