612169822808 has 16 divisors (see below), whose sum is σ = 1175813989560. Its totient is φ = 298619425600.

The previous prime is 612169822807. The next prime is 612169822829. The reversal of 612169822808 is 808228961216.

It is a self number, because there is not a number n which added to its sum of digits gives 612169822808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612169822807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933185378 + ... + 933186033.

Almost surely, 2^612169822808 is an apocalyptic number.

It is an amenable number.

612169822808 is a deficient number, since it is larger than the sum of its proper divisors (563644166752).

612169822808 is a wasteful number, since it uses less digits than its factorization.

612169822808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866371458 (or 1866371454 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 53.

The spelling of 612169822808 in words is "six hundred twelve billion, one hundred sixty-nine million, eight hundred twenty-two thousand, eight hundred eight".