212264269381264 has 15 divisors (see below), whose sum is σ = 411262134838243. Its totient is φ = 106132105552048.

The previous prime is 212264269381211. The next prime is 212264269381279. The reversal of 212264269381264 is 462183962462212.

The square root of 212264269381264 is 14569292.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×212264269381264² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212264269381199 and 212264269381208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 56456007 + ... + 60098329.

Almost surely, 2^{212264269381264} is an apocalyptic number.

212264269381264 is the 14569292-nd square number.

It is an amenable number.

212264269381264 is a deficient number, since it is larger than the sum of its proper divisors (198997865456979).

212264269381264 is an frugal number, since it uses more digits than its factorization.

212264269381264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7284654 (or 3642325 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 58.

The spelling of 212264269381264 in words is "two hundred twelve trillion, two hundred sixty-four billion, two hundred sixty-nine million, three hundred eighty-one thousand, two hundred sixty-four".