212085724479696 has 120 divisors (see below), whose sum is σ = 612721308842240. Its totient is φ = 68411487513600.

The previous prime is 212085724479677. The next prime is 212085724479701. The reversal of 212085724479696 is 696974427580212.

212085724479696 is a `hidden beast` number, since 2 + 1 + 2 + 0 + 8 + 5 + 7 + 2 + 447 + 96 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 93376251 + ... + 95620581.

Almost surely, 2^{212085724479696} is an apocalyptic number.

It is an amenable number.

212085724479696 is an abundant number, since it is smaller than the sum of its proper divisors (400635584362544).

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

212085724479696 is a wasteful number, since it uses less digits than its factorization.

212085724479696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2265545 (or 2265536 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 72.

The spelling of 212085724479696 in words is "two hundred twelve trillion, eighty-five billion, seven hundred twenty-four million, four hundred seventy-nine thousand, six hundred ninety-six".