212606859464 has 32 divisors (see below), whose sum is σ = 412490880000. Its totient is φ = 102611191872.

The previous prime is 212606859427. The next prime is 212606859587. The reversal of 212606859464 is 464958606212.

It is a happy number.

It is a super-2 number, since 2×212606859464² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 793337 + ... + 1026935.

It is an arithmetic number, because the mean of its divisors is an integer number (12890340000).

Almost surely, 2^212606859464 is an apocalyptic number.

It is an amenable number.

212606859464 is a deficient number, since it is larger than the sum of its proper divisors (199884020536).

212606859464 is a wasteful number, since it uses less digits than its factorization.

212606859464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237557 (or 237553 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 53.

The spelling of 212606859464 in words is "two hundred twelve billion, six hundred six million, eight hundred fifty-nine thousand, four hundred sixty-four".