16939324777 has 8 divisors (see below), whose sum is σ = 17154238464. Its totient is φ = 16725551808.

The previous prime is 16939324751. The next prime is 16939324819. The reversal of 16939324777 is 77742393961.

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 16939324777 - 2¹⁵ = 16939292009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16939324477) 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, 255273 + ... + 314710.

It is an arithmetic number, because the mean of its divisors is an integer number (2144279808).

Almost surely, 2^16939324777 is an apocalyptic number.

It is an amenable number.

16939324777 is a deficient number, since it is larger than the sum of its proper divisors (214913687).

16939324777 is a wasteful number, since it uses less digits than its factorization.

16939324777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 570359.

The product of its digits is 12002256, while the sum is 58.

The spelling of 16939324777 in words is "sixteen billion, nine hundred thirty-nine million, three hundred twenty-four thousand, seven hundred seventy-seven".