212426416365 has 64 divisors (see below), whose sum is σ = 347849441280. Its totient is φ = 110665336320.

The previous prime is 212426416361. The next prime is 212426416369. The reversal of 212426416365 is 563614624212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (212426416361) and next prime (212426416369).

It is not a de Polignac number, because 212426416365 - 2² = 212426416361 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212426416361) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 111042649 + ... + 111044561.

It is an arithmetic number, because the mean of its divisors is an integer number (5435147520).

Almost surely, 2^212426416365 is an apocalyptic number.

It is an amenable number.

212426416365 is a deficient number, since it is larger than the sum of its proper divisors (135423024915).

212426416365 is a wasteful number, since it uses less digits than its factorization.

212426416365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2714.

The product of its digits is 414720, while the sum is 42.

The spelling of 212426416365 in words is "two hundred twelve billion, four hundred twenty-six million, four hundred sixteen thousand, three hundred sixty-five".