212606653624 has 32 divisors (see below), whose sum is σ = 401192542080. Its totient is φ = 105623409024.

The previous prime is 212606653603. The next prime is 212606653639. The reversal of 212606653624 is 426356606212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103929 + ... + 1282135.

It is an arithmetic number, because the mean of its divisors is an integer number (12537266940).

Almost surely, 2^212606653624 is an apocalyptic number.

It is an amenable number.

212606653624 is a deficient number, since it is larger than the sum of its proper divisors (188585888456).

212606653624 is a wasteful number, since it uses less digits than its factorization.

212606653624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179167 (or 179163 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 212606653624 in words is "two hundred twelve billion, six hundred six million, six hundred fifty-three thousand, six hundred twenty-four".