212566153136 has 20 divisors (see below), whose sum is σ = 411949930392. Its totient is φ = 106256493696.

The previous prime is 212566153109. The next prime is 212566153141. The reversal of 212566153136 is 631351665212.

It is a junction number, because it is equal to n+sod(n) for n = 212566153093 and 212566153102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1595381 + ... + 1723476.

Almost surely, 2^212566153136 is an apocalyptic number.

It is an amenable number.

212566153136 is a deficient number, since it is larger than the sum of its proper divisors (199383777256).

212566153136 is a wasteful number, since it uses less digits than its factorization.

212566153136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3322868 (or 3322862 counting only the distinct ones).

The product of its digits is 194400, while the sum is 41.

The spelling of 212566153136 in words is "two hundred twelve billion, five hundred sixty-six million, one hundred fifty-three thousand, one hundred thirty-six".