212603144774994 has 16 divisors (see below), whose sum is σ = 472451432833440. Its totient is φ = 70867714924980.

The previous prime is 212603144774869. The next prime is 212603144775011. The reversal of 212603144774994 is 499477441306212.

It is a happy number.

212603144774994 is a `hidden beast` number, since 2 + 1 + 2 + 6 + 0 + 31 + 4 + 477 + 49 + 94 = 666.

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, 1968547636752 + ... + 1968547636859.

It is an arithmetic number, because the mean of its divisors is an integer number (29528214552090).

Almost surely, 2^{212603144774994} is an apocalyptic number.

212603144774994 is an abundant number, since it is smaller than the sum of its proper divisors (259848288058446).

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

212603144774994 is a wasteful number, since it uses less digits than its factorization.

212603144774994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3937095273622 (or 3937095273616 counting only the distinct ones).

The product of its (nonzero) digits is 73156608, while the sum is 63.

The spelling of 212603144774994 in words is "two hundred twelve trillion, six hundred three billion, one hundred forty-four million, seven hundred seventy-four thousand, nine hundred ninety-four".