16403173222 has 16 divisors (see below), whose sum is σ = 25331584320. Its totient is φ = 7960396608.

The previous prime is 16403173217. The next prime is 16403173223. The reversal of 16403173222 is 22237130461.

It is a happy number.

It is a super-2 number, since 2×16403173222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16403173223) 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, 240718 + ... + 301249.

It is an arithmetic number, because the mean of its divisors is an integer number (1583224020).

Almost surely, 2^16403173222 is an apocalyptic number.

16403173222 is a deficient number, since it is larger than the sum of its proper divisors (8928411098).

16403173222 is a wasteful number, since it uses less digits than its factorization.

16403173222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542415.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 16403173222 in words is "sixteen billion, four hundred three million, one hundred seventy-three thousand, two hundred twenty-two".