16700051705 has 8 divisors (see below), whose sum is σ = 20053440000. Its totient is φ = 13351122736.

The previous prime is 16700051659. The next prime is 16700051707. The reversal of 16700051705 is 50715000761.

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 16700051705 - 2⁸ = 16700051449 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16700051707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1106585 + ... + 1121574.

It is an arithmetic number, because the mean of its divisors is an integer number (2506680000).

Almost surely, 2^16700051705 is an apocalyptic number.

It is an amenable number.

16700051705 is a deficient number, since it is larger than the sum of its proper divisors (3353388295).

16700051705 is a wasteful number, since it uses less digits than its factorization.

16700051705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2229663.

The product of its (nonzero) digits is 7350, while the sum is 32.

The spelling of 16700051705 in words is "sixteen billion, seven hundred million, fifty-one thousand, seven hundred five".