212670561793 has 24 divisors (see below), whose sum is σ = 226835931168. Its totient is φ = 199252872000.

The previous prime is 212670561767. The next prime is 212670561811. The reversal of 212670561793 is 397165076212.

It is a de Polignac number, because none of the positive numbers 2^k-212670561793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212670561193) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5140930 + ... + 5182132.

It is an arithmetic number, because the mean of its divisors is an integer number (9451497132).

Almost surely, 2^212670561793 is an apocalyptic number.

It is an amenable number.

212670561793 is a deficient number, since it is larger than the sum of its proper divisors (14165369375).

212670561793 is a wasteful number, since it uses less digits than its factorization.

212670561793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41437 (or 41406 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 212670561793 in words is "two hundred twelve billion, six hundred seventy million, five hundred sixty-one thousand, seven hundred ninety-three".