16977853907 has 8 divisors (see below), whose sum is σ = 19404050016. Its totient is φ = 14551854912.

The previous prime is 16977853861. The next prime is 16977853909. The reversal of 16977853907 is 70935877961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-16977853907 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16977853907.

It is not an unprimeable number, because it can be changed into a prime (16977853909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 308153 + ... + 359045.

It is an arithmetic number, because the mean of its divisors is an integer number (2425506252).

Almost surely, 2^16977853907 is an apocalyptic number.

16977853907 is a deficient number, since it is larger than the sum of its proper divisors (2426196109).

16977853907 is an equidigital number, since it uses as much as digits as its factorization.

16977853907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98557.

The product of its (nonzero) digits is 20003760, while the sum is 62.

The spelling of 16977853907 in words is "sixteen billion, nine hundred seventy-seven million, eight hundred fifty-three thousand, nine hundred seven".