212780052796 has 12 divisors (see below), whose sum is σ = 376051876200. Its totient is φ = 105336659600.

The previous prime is 212780052791. The next prime is 212780052799. The reversal of 212780052796 is 697250087212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212780052791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263341246 + ... + 263342053.

It is an arithmetic number, because the mean of its divisors is an integer number (31337656350).

Almost surely, 2^212780052796 is an apocalyptic number.

It is an amenable number.

212780052796 is a deficient number, since it is larger than the sum of its proper divisors (163271823404).

212780052796 is a wasteful number, since it uses less digits than its factorization.

212780052796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526683404 (or 526683402 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 49.

The spelling of 212780052796 in words is "two hundred twelve billion, seven hundred eighty million, fifty-two thousand, seven hundred ninety-six".