672016001705 has 16 divisors (see below), whose sum is σ = 811068759360. Its totient is φ = 534519513792.

The previous prime is 672016001677. The next prime is 672016001711. The reversal of 672016001705 is 507100610276.

It is a cyclic number.

It is not a de Polignac number, because 672016001705 - 2⁶ = 672016001641 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 438167 + ... + 1239363.

It is an arithmetic number, because the mean of its divisors is an integer number (50691797460).

Almost surely, 2^672016001705 is an apocalyptic number.

It is an amenable number.

672016001705 is a deficient number, since it is larger than the sum of its proper divisors (139052757655).

672016001705 is a wasteful number, since it uses less digits than its factorization.

672016001705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802168.

The product of its (nonzero) digits is 17640, while the sum is 35.

The spelling of 672016001705 in words is "six hundred seventy-two billion, sixteen million, one thousand, seven hundred five".