522216163556012 has 24 divisors (see below), whose sum is σ = 968757079199616. Its totient is φ = 245464021776128.

The previous prime is 522216163555981. The next prime is 522216163556027. The reversal of 522216163556012 is 210655361612225.

It is a super-2 number, since 2×522216163556012² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4449332663 + ... + 4449450030.

It is an arithmetic number, because the mean of its divisors is an integer number (40364878299984).

Almost surely, 2^{522216163556012} is an apocalyptic number.

It is an amenable number.

522216163556012 is a deficient number, since it is larger than the sum of its proper divisors (446540915643604).

522216163556012 is a wasteful number, since it uses less digits than its factorization.

522216163556012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8898783577 (or 8898783575 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 47.

The spelling of 522216163556012 in words is "five hundred twenty-two trillion, two hundred sixteen billion, one hundred sixty-three million, five hundred fifty-six thousand, twelve".