16722118853 has 16 divisors (see below), whose sum is σ = 18296119296. Its totient is φ = 15157166640.

The previous prime is 16722118817. The next prime is 16722118877. The reversal of 16722118853 is 35881122761.

It is a de Polignac number, because none of the positive numbers 2^k-16722118853 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16722112853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6900200 + ... + 6902622.

It is an arithmetic number, because the mean of its divisors is an integer number (1143507456).

Almost surely, 2^16722118853 is an apocalyptic number.

It is an amenable number.

16722118853 is a deficient number, since it is larger than the sum of its proper divisors (1574000443).

16722118853 is a wasteful number, since it uses less digits than its factorization.

16722118853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4024.

The product of its digits is 161280, while the sum is 44.

The spelling of 16722118853 in words is "sixteen billion, seven hundred twenty-two million, one hundred eighteen thousand, eight hundred fifty-three".