212985300555168 has 96 divisors (see below), whose sum is σ = 581114892810816. Its totient is φ = 68244068855808.

The previous prime is 212985300555161. The next prime is 212985300555169. The reversal of 212985300555168 is 861555003589212.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (212985300555161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 360922521 + ... + 361512152.

It is an arithmetic number, because the mean of its divisors is an integer number (6053280133446).

Almost surely, 2^{212985300555168} is an apocalyptic number.

It is an amenable number.

212985300555168 is an abundant number, since it is smaller than the sum of its proper divisors (368129592255648).

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

212985300555168 is a wasteful number, since it uses less digits than its factorization.

212985300555168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722434806 (or 722434798 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 60.

The spelling of 212985300555168 in words is "two hundred twelve trillion, nine hundred eighty-five billion, three hundred million, five hundred fifty-five thousand, one hundred sixty-eight".