16622263204 has 6 divisors (see below), whose sum is σ = 29088960614. Its totient is φ = 8311131600.

The previous prime is 16622263201. The next prime is 16622263241. The reversal of 16622263204 is 40236222661.

It can be written as a sum of positive squares in only one way, i.e., 15737200704 + 885062500 = 125448^2 + 29750^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 16622263204.

It is not an unprimeable number, because it can be changed into a prime (16622263201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2077782897 + ... + 2077782904.

Almost surely, 2^16622263204 is an apocalyptic number.

It is an amenable number.

16622263204 is a deficient number, since it is larger than the sum of its proper divisors (12466697410).

16622263204 is a wasteful number, since it uses less digits than its factorization.

16622263204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4155565805 (or 4155565803 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 16622263204 its reverse (40236222661), we get a palindrome (56858485865).

The spelling of 16622263204 in words is "sixteen billion, six hundred twenty-two million, two hundred sixty-three thousand, two hundred four".