212668657000704 has 144 divisors (see below), whose sum is σ = 638285180827840. Its totient is φ = 69831499161600.

The previous prime is 212668657000699. The next prime is 212668657000717. The reversal of 212668657000704 is 407000756866212.

It is a happy number.

212668657000704 is a `hidden beast` number, since 2 + 1 + 2 + 6 + 68 + 6 + 570 + 0 + 0 + 7 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229149097 + ... + 230075304.

Almost surely, 2^{212668657000704} is an apocalyptic number.

212668657000704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

212668657000704 is an abundant number, since it is smaller than the sum of its proper divisors (425616523827136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212668657000704 is an equidigital number, since it uses as much as digits as its factorization.

212668657000704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459224493 (or 459224473 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 212668657000704 in words is "two hundred twelve trillion, six hundred sixty-eight billion, six hundred fifty-seven million, seven hundred four", and thus it is an aban number.