622155770212 has 12 divisors (see below), whose sum is σ = 1089413441200. Its totient is φ = 310894787016.

The previous prime is 622155770209. The next prime is 622155770213. The reversal of 622155770212 is 212077551226.

It is not an unprimeable number, because it can be changed into a prime (622155770213) 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, 45766878 + ... + 45780469.

Almost surely, 2^622155770212 is an apocalyptic number.

It is an amenable number.

622155770212 is a deficient number, since it is larger than the sum of its proper divisors (467257670988).

622155770212 is a wasteful number, since it uses less digits than its factorization.

622155770212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91549050 (or 91549048 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 40.

The spelling of 622155770212 in words is "six hundred twenty-two billion, one hundred fifty-five million, seven hundred seventy thousand, two hundred twelve".