212265974474704 has 80 divisors (see below), whose sum is σ = 427333960590336. Its totient is φ = 102031736601600.

The previous prime is 212265974474633. The next prime is 212265974474881. The reversal of 212265974474704 is 407474479562212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 341625564 + ... + 342246340.

Almost surely, 2^{212265974474704} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212265974474704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213666980295168).

212265974474704 is an abundant number, since it is smaller than the sum of its proper divisors (215067986115632).

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

212265974474704 is a wasteful number, since it uses less digits than its factorization.

212265974474704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 625364 (or 625358 counting only the distinct ones).

The product of its (nonzero) digits is 189665280, while the sum is 64.

The spelling of 212265974474704 in words is "two hundred twelve trillion, two hundred sixty-five billion, nine hundred seventy-four million, four hundred seventy-four thousand, seven hundred four".